640623060

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 576

約数和(自身を含む): 2647572480

約数和(自身を除く): 2006949420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 31, 33, 35, 36, 42, 44, 45, 49, 54, 55, 60, 62, 63, 66, 70, 71, 77, 84, 90, 93, 98, 99, 105, 108, 110, 124, 126, 132, 135, 140, 142, 147, 154, 155, 165, 180, 186, 189, 196, 198, 210, 213, 217, 220, 231, 245, 252, 270, 279, 284, 294, 297, 308, 310, 315, 330, 341, 355, 372, 378, 385, 396, 420, 426, 434, 441, 462, 465, 490, 495, 497, 539, 540, 558, 588, 594, 620, 630, 639, 651, 660, 682, 693, 710, 735, 756, 770, 781, 837, 852, 868, 882, 924, 930, 945, 980, 990, 994, 1023, 1065, 1078, 1085, 1116, 1155, 1188, 1260, 1278, 1302, 1323, 1364, 1386, 1395, 1420, 1470, 1485, 1491, 1519, 1540, 1562, 1617, 1674, 1705, 1764, 1860, 1890, 1917, 1953, 1980, 1988, 2046, 2079, 2130, 2156, 2170, 2201, 2205, 2310, 2343, 2387, 2485, 2556, 2604, 2646, 2695, 2772, 2790, 2940, 2970, 2982, 3038, 3069, 3124, 3195, 3234, 3255, 3348, 3410, 3465, 3479, 3780, 3834, 3905, 3906, 4092, 4158, 4185, 4260, 4340, 4402, 4410, 4473, 4557, 4620, 4686, 4774, 4851, 4970, 5115, 5292, 5390, 5467, 5580, 5859, 5940, 5964, 6076, 6138, 6390, 6468, 6510, 6603, 6615, 6820, 6930, 6958, 7029, 7161, 7455, 7595, 7668, 7810, 7812, 8085, 8316, 8370, 8804, 8820, 8946, 9114, 9207, 9372, 9548, 9585, 9702, 9765, 9940, 10230, 10395, 10437, 10780, 10934, 11005, 11715, 11718, 11935, 12276, 12780, 13020, 13206, 13230, 13419, 13671, 13860, 13916, 14058, 14322, 14553, 14910, 15190, 15345, 15407, 15620, 16170, 16401, 16709, 16740, 17395, 17892, 18228, 18414, 19170, 19404, 19530, 19809, 20460, 20790, 20874, 21087, 21483, 21868, 22010, 22365, 22785, 23430, 23436, 23870, 24211, 24255, 26412, 26460, 26838, 27335, 27342, 28116, 28644, 29106, 29295, 29820, 30380, 30690, 30814, 31311, 32340, 32802, 33015, 33418, 34790, 35145, 35805, 36828, 38269, 38340, 39060, 39618, 41013, 41580, 41748, 42174, 42966, 44020, 44730, 45570, 46035, 46221, 46860, 47740, 48422, 48510, 49203, 50127, 52185, 53676, 54670, 54684, 58212, 58590, 59427, 61380, 61628, 62622, 64449, 65604, 66030, 66836, 67095, 68355, 69580, 70290, 71610, 72633, 72765, 76538, 77035, 79236, 82005, 82026, 83545, 84348, 85932, 89460, 91140, 92070, 92442, 93933, 96844, 97020, 98406, 99045, 100254, 104370, 105435, 107415, 107849, 109340, 114807, 117180, 118854, 121055, 125244, 128898, 132060, 134190, 136710, 138663, 140580, 143220, 145266, 145530, 147609, 150381, 153076, 154070, 156555, 164010, 164052, 167090, 169477, 184140, 184884, 187866, 191345, 196812, 198090, 200508, 205065, 208740, 210870, 214830, 215698, 217899, 229614, 231105, 237708, 242110, 246015, 250635, 257796, 268380, 273420, 277326, 290532, 291060, 295218, 297135, 300762, 308140, 313110, 322245, 323547, 328020, 334180, 338954, 344421, 363165, 375732, 382690, 396180, 410130, 415989, 421740, 429660, 431396, 435798, 451143, 459228, 462210, 469665, 484220, 492030, 501270, 508431, 539245, 554652, 574035, 590436, 594270, 601524, 626220, 644490, 647094, 653697, 677908, 688842, 693315, 726330, 738045, 751905, 765380, 820260, 831978, 847385, 871596, 902286, 924420, 939330, 970641, 984060, 1002540, 1016862, 1033263, 1078490, 1089495, 1148070, 1186339, 1188540, 1288980, 1294188, 1307394, 1377684, 1386630, 1452660, 1476090, 1503810, 1525293, 1617735, 1663956, 1694770, 1722105, 1804572, 1878660, 1941282, 2033724, 2066526, 2079945, 2156980, 2178990, 2255715, 2296140, 2372678, 2542155, 2614788, 2773260, 2911923, 2952180, 3007620, 3050586, 3235470, 3268485, 3389540, 3444210, 3559017, 3882564, 4133052, 4159890, 4357980, 4511430, 4575879, 4745356, 4853205, 5084310, 5166315, 5823846, 5931695, 6101172, 6470940, 6536970, 6888420, 7118034, 7626465, 8319780, 9022860, 9151758, 9706410, 10168620, 10332630, 10677051, 11647692, 11863390, 13073940, 14236068, 14559615, 15252930, 17795085, 18303516, 19412820, 20665260, 21354102, 22879395, 23726780, 29119230, 30505860, 32031153, 35590170, 42708204, 45758790, 53385255, 58238460, 64062306, 71180340, 91517580, 106770510, 128124612, 160155765, 213541020, 320311530, 640623060]

約数ペア:

[(1, 640623060), (2, 320311530), (3, 213541020), (4, 160155765), (5, 128124612), (6, 106770510), (7, 91517580), (9, 71180340), (10, 64062306), (11, 58238460), (12, 53385255), (14, 45758790), (15, 42708204), (18, 35590170), (20, 32031153), (21, 30505860), (22, 29119230), (27, 23726780), (28, 22879395), (30, 21354102), (31, 20665260), (33, 19412820), (35, 18303516), (36, 17795085), (42, 15252930), (44, 14559615), (45, 14236068), (49, 13073940), (54, 11863390), (55, 11647692), (60, 10677051), (62, 10332630), (63, 10168620), (66, 9706410), (70, 9151758), (71, 9022860), (77, 8319780), (84, 7626465), (90, 7118034), (93, 6888420), (98, 6536970), (99, 6470940), (105, 6101172), (108, 5931695), (110, 5823846), (124, 5166315), (126, 5084310), (132, 4853205), (135, 4745356), (140, 4575879), (142, 4511430), (147, 4357980), (154, 4159890), (155, 4133052), (165, 3882564), (180, 3559017), (186, 3444210), (189, 3389540), (196, 3268485), (198, 3235470), (210, 3050586), (213, 3007620), (217, 2952180), (220, 2911923), (231, 2773260), (245, 2614788), (252, 2542155), (270, 2372678), (279, 2296140), (284, 2255715), (294, 2178990), (297, 2156980), (308, 2079945), (310, 2066526), (315, 2033724), (330, 1941282), (341, 1878660), (355, 1804572), (372, 1722105), (378, 1694770), (385, 1663956), (396, 1617735), (420, 1525293), (426, 1503810), (434, 1476090), (441, 1452660), (462, 1386630), (465, 1377684), (490, 1307394), (495, 1294188), (497, 1288980), (539, 1188540), (540, 1186339), (558, 1148070), (588, 1089495), (594, 1078490), (620, 1033263), (630, 1016862), (639, 1002540), (651, 984060), (660, 970641), (682, 939330), (693, 924420), (710, 902286), (735, 871596), (756, 847385), (770, 831978), (781, 820260), (837, 765380), (852, 751905), (868, 738045), (882, 726330), (924, 693315), (930, 688842), (945, 677908), (980, 653697), (990, 647094), (994, 644490), (1023, 626220), (1065, 601524), (1078, 594270), (1085, 590436), (1116, 574035), (1155, 554652), (1188, 539245), (1260, 508431), (1278, 501270), (1302, 492030), (1323, 484220), (1364, 469665), (1386, 462210), (1395, 459228), (1420, 451143), (1470, 435798), (1485, 431396), (1491, 429660), (1519, 421740), (1540, 415989), (1562, 410130), (1617, 396180), (1674, 382690), (1705, 375732), (1764, 363165), (1860, 344421), (1890, 338954), (1917, 334180), (1953, 328020), (1980, 323547), (1988, 322245), (2046, 313110), (2079, 308140), (2130, 300762), (2156, 297135), (2170, 295218), (2201, 291060), (2205, 290532), (2310, 277326), (2343, 273420), (2387, 268380), (2485, 257796), (2556, 250635), (2604, 246015), (2646, 242110), (2695, 237708), (2772, 231105), (2790, 229614), (2940, 217899), (2970, 215698), (2982, 214830), (3038, 210870), (3069, 208740), (3124, 205065), (3195, 200508), (3234, 198090), (3255, 196812), (3348, 191345), (3410, 187866), (3465, 184884), (3479, 184140), (3780, 169477), (3834, 167090), (3905, 164052), (3906, 164010), (4092, 156555), (4158, 154070), (4185, 153076), (4260, 150381), (4340, 147609), (4402, 145530), (4410, 145266), (4473, 143220), (4557, 140580), (4620, 138663), (4686, 136710), (4774, 134190), (4851, 132060), (4970, 128898), (5115, 125244), (5292, 121055), (5390, 118854), (5467, 117180), (5580, 114807), (5859, 109340), (5940, 107849), (5964, 107415), (6076, 105435), (6138, 104370), (6390, 100254), (6468, 99045), (6510, 98406), (6603, 97020), (6615, 96844), (6820, 93933), (6930, 92442), (6958, 92070), (7029, 91140), (7161, 89460), (7455, 85932), (7595, 84348), (7668, 83545), (7810, 82026), (7812, 82005), (8085, 79236), (8316, 77035), (8370, 76538), (8804, 72765), (8820, 72633), (8946, 71610), (9114, 70290), (9207, 69580), (9372, 68355), (9548, 67095), (9585, 66836), (9702, 66030), (9765, 65604), (9940, 64449), (10230, 62622), (10395, 61628), (10437, 61380), (10780, 59427), (10934, 58590), (11005, 58212), (11715, 54684), (11718, 54670), (11935, 53676), (12276, 52185), (12780, 50127), (13020, 49203), (13206, 48510), (13230, 48422), (13419, 47740), (13671, 46860), (13860, 46221), (13916, 46035), (14058, 45570), (14322, 44730), (14553, 44020), (14910, 42966), (15190, 42174), (15345, 41748), (15407, 41580), (15620, 41013), (16170, 39618), (16401, 39060), (16709, 38340), (16740, 38269), (17395, 36828), (17892, 35805), (18228, 35145), (18414, 34790), (19170, 33418), (19404, 33015), (19530, 32802), (19809, 32340), (20460, 31311), (20790, 30814), (20874, 30690), (21087, 30380), (21483, 29820), (21868, 29295), (22010, 29106), (22365, 28644), (22785, 28116), (23430, 27342), (23436, 27335), (23870, 26838), (24211, 26460), (24255, 26412)]