256035780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:89

約数の個数: 576

約数和(自身を含む): 1100736000

約数和(自身を除く): 844700220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 18, 20, 21, 22, 26, 28, 29, 30, 33, 35, 36, 39, 42, 44, 45, 49, 52, 55, 58, 60, 63, 65, 66, 70, 77, 78, 84, 87, 90, 91, 98, 99, 105, 110, 116, 117, 126, 130, 132, 140, 143, 145, 147, 154, 156, 165, 174, 180, 182, 195, 196, 198, 203, 210, 220, 231, 234, 245, 252, 260, 261, 273, 286, 290, 294, 308, 315, 319, 330, 343, 348, 364, 377, 385, 390, 396, 406, 420, 429, 435, 441, 455, 462, 468, 490, 495, 522, 539, 546, 572, 580, 585, 588, 609, 630, 637, 638, 660, 686, 693, 715, 735, 754, 770, 780, 812, 819, 858, 870, 882, 910, 924, 957, 980, 990, 1001, 1015, 1029, 1044, 1078, 1092, 1131, 1155, 1170, 1218, 1260, 1274, 1276, 1287, 1305, 1365, 1372, 1386, 1421, 1430, 1470, 1508, 1540, 1595, 1617, 1638, 1715, 1716, 1740, 1764, 1820, 1827, 1885, 1911, 1914, 1980, 2002, 2030, 2058, 2145, 2156, 2205, 2233, 2262, 2310, 2340, 2436, 2548, 2574, 2610, 2639, 2695, 2730, 2772, 2842, 2860, 2871, 2940, 3003, 3045, 3087, 3185, 3190, 3234, 3276, 3393, 3430, 3465, 3654, 3770, 3773, 3822, 3828, 4004, 4060, 4095, 4116, 4147, 4263, 4290, 4410, 4459, 4466, 4524, 4620, 4785, 4851, 5005, 5145, 5148, 5220, 5278, 5390, 5460, 5655, 5684, 5733, 5742, 6006, 6090, 6174, 6370, 6380, 6435, 6468, 6699, 6786, 6860, 6930, 7007, 7105, 7308, 7540, 7546, 7644, 7917, 8085, 8190, 8294, 8526, 8580, 8820, 8918, 8932, 9009, 9135, 9555, 9570, 9702, 9947, 10010, 10290, 10556, 10780, 11165, 11310, 11319, 11466, 11484, 12012, 12180, 12348, 12441, 12740, 12789, 12870, 13195, 13377, 13398, 13572, 13860, 14014, 14210, 14355, 15015, 15092, 15435, 15631, 15834, 16170, 16380, 16588, 16965, 17052, 17836, 18018, 18270, 18473, 18865, 19110, 19140, 19404, 19894, 20020, 20097, 20580, 20735, 21021, 21315, 22295, 22330, 22620, 22638, 22932, 23751, 24255, 24882, 25578, 25740, 26390, 26754, 26796, 28028, 28420, 28665, 28710, 29029, 29841, 30030, 30870, 31262, 31668, 32340, 33495, 33930, 33957, 35035, 36036, 36540, 36946, 37323, 37730, 38220, 39585, 39788, 40131, 40194, 41470, 42042, 42630, 44590, 44660, 45045, 45276, 46893, 47502, 48510, 49049, 49735, 49764, 51156, 52780, 53508, 55419, 56595, 57330, 57420, 58058, 59682, 60060, 61740, 62205, 62524, 63063, 63945, 66885, 66990, 67860, 67914, 70070, 73892, 74646, 75460, 78155, 79170, 80262, 80388, 82940, 84084, 85260, 87087, 89180, 89523, 90090, 92365, 93786, 95004, 97020, 98098, 99470, 100485, 105105, 109417, 110838, 113190, 114660, 116116, 118755, 119364, 124410, 126126, 127890, 129311, 133770, 133980, 135828, 140140, 140679, 145145, 147147, 149205, 149292, 156310, 158340, 160524, 166257, 169785, 174174, 179046, 180180, 184730, 186615, 187572, 196196, 198940, 200655, 200970, 203203, 210210, 218834, 221676, 226380, 234465, 237510, 245245, 248820, 252252, 255780, 258622, 261261, 267540, 277095, 281358, 290290, 294294, 298410, 312620, 315315, 328251, 332514, 339570, 348348, 358092, 369460, 373230, 387933, 401310, 401940, 406406, 420420, 435435, 437668, 441441, 447615, 468930, 475020, 490490, 517244, 522522, 547085, 554190, 562716, 580580, 588588, 596820, 609609, 630630, 646555, 656502, 665028, 679140, 703395, 735735, 746460, 775866, 802620, 812812, 831285, 870870, 882882, 895230, 937860, 980980, 984753, 1016015, 1045044, 1094170, 1108380, 1163799, 1219218, 1261260, 1293110, 1306305, 1313004, 1406790, 1422421, 1471470, 1551732, 1641255, 1662570, 1741740, 1765764, 1790460, 1828827, 1939665, 1969506, 2032030, 2188340, 2207205, 2327598, 2438436, 2586220, 2612610, 2813580, 2844842, 2942940, 3048045, 3282510, 3325140, 3657654, 3879330, 3939012, 4064060, 4267263, 4414410, 4655196, 4923765, 5225220, 5689684, 5818995, 6096090, 6565020, 7112105, 7315308, 7758660, 8534526, 8828820, 9144135, 9847530, 11637990, 12192180, 12801789, 14224210, 17069052, 18288270, 19695060, 21336315, 23275980, 25603578, 28448420, 36576540, 42672630, 51207156, 64008945, 85345260, 128017890, 256035780]

約数ペア:

[(1, 256035780), (2, 128017890), (3, 85345260), (4, 64008945), (5, 51207156), (6, 42672630), (7, 36576540), (9, 28448420), (10, 25603578), (11, 23275980), (12, 21336315), (13, 19695060), (14, 18288270), (15, 17069052), (18, 14224210), (20, 12801789), (21, 12192180), (22, 11637990), (26, 9847530), (28, 9144135), (29, 8828820), (30, 8534526), (33, 7758660), (35, 7315308), (36, 7112105), (39, 6565020), (42, 6096090), (44, 5818995), (45, 5689684), (49, 5225220), (52, 4923765), (55, 4655196), (58, 4414410), (60, 4267263), (63, 4064060), (65, 3939012), (66, 3879330), (70, 3657654), (77, 3325140), (78, 3282510), (84, 3048045), (87, 2942940), (90, 2844842), (91, 2813580), (98, 2612610), (99, 2586220), (105, 2438436), (110, 2327598), (116, 2207205), (117, 2188340), (126, 2032030), (130, 1969506), (132, 1939665), (140, 1828827), (143, 1790460), (145, 1765764), (147, 1741740), (154, 1662570), (156, 1641255), (165, 1551732), (174, 1471470), (180, 1422421), (182, 1406790), (195, 1313004), (196, 1306305), (198, 1293110), (203, 1261260), (210, 1219218), (220, 1163799), (231, 1108380), (234, 1094170), (245, 1045044), (252, 1016015), (260, 984753), (261, 980980), (273, 937860), (286, 895230), (290, 882882), (294, 870870), (308, 831285), (315, 812812), (319, 802620), (330, 775866), (343, 746460), (348, 735735), (364, 703395), (377, 679140), (385, 665028), (390, 656502), (396, 646555), (406, 630630), (420, 609609), (429, 596820), (435, 588588), (441, 580580), (455, 562716), (462, 554190), (468, 547085), (490, 522522), (495, 517244), (522, 490490), (539, 475020), (546, 468930), (572, 447615), (580, 441441), (585, 437668), (588, 435435), (609, 420420), (630, 406406), (637, 401940), (638, 401310), (660, 387933), (686, 373230), (693, 369460), (715, 358092), (735, 348348), (754, 339570), (770, 332514), (780, 328251), (812, 315315), (819, 312620), (858, 298410), (870, 294294), (882, 290290), (910, 281358), (924, 277095), (957, 267540), (980, 261261), (990, 258622), (1001, 255780), (1015, 252252), (1029, 248820), (1044, 245245), (1078, 237510), (1092, 234465), (1131, 226380), (1155, 221676), (1170, 218834), (1218, 210210), (1260, 203203), (1274, 200970), (1276, 200655), (1287, 198940), (1305, 196196), (1365, 187572), (1372, 186615), (1386, 184730), (1421, 180180), (1430, 179046), (1470, 174174), (1508, 169785), (1540, 166257), (1595, 160524), (1617, 158340), (1638, 156310), (1715, 149292), (1716, 149205), (1740, 147147), (1764, 145145), (1820, 140679), (1827, 140140), (1885, 135828), (1911, 133980), (1914, 133770), (1980, 129311), (2002, 127890), (2030, 126126), (2058, 124410), (2145, 119364), (2156, 118755), (2205, 116116), (2233, 114660), (2262, 113190), (2310, 110838), (2340, 109417), (2436, 105105), (2548, 100485), (2574, 99470), (2610, 98098), (2639, 97020), (2695, 95004), (2730, 93786), (2772, 92365), (2842, 90090), (2860, 89523), (2871, 89180), (2940, 87087), (3003, 85260), (3045, 84084), (3087, 82940), (3185, 80388), (3190, 80262), (3234, 79170), (3276, 78155), (3393, 75460), (3430, 74646), (3465, 73892), (3654, 70070), (3770, 67914), (3773, 67860), (3822, 66990), (3828, 66885), (4004, 63945), (4060, 63063), (4095, 62524), (4116, 62205), (4147, 61740), (4263, 60060), (4290, 59682), (4410, 58058), (4459, 57420), (4466, 57330), (4524, 56595), (4620, 55419), (4785, 53508), (4851, 52780), (5005, 51156), (5145, 49764), (5148, 49735), (5220, 49049), (5278, 48510), (5390, 47502), (5460, 46893), (5655, 45276), (5684, 45045), (5733, 44660), (5742, 44590), (6006, 42630), (6090, 42042), (6174, 41470), (6370, 40194), (6380, 40131), (6435, 39788), (6468, 39585), (6699, 38220), (6786, 37730), (6860, 37323), (6930, 36946), (7007, 36540), (7105, 36036), (7308, 35035), (7540, 33957), (7546, 33930), (7644, 33495), (7917, 32340), (8085, 31668), (8190, 31262), (8294, 30870), (8526, 30030), (8580, 29841), (8820, 29029), (8918, 28710), (8932, 28665), (9009, 28420), (9135, 28028), (9555, 26796), (9570, 26754), (9702, 26390), (9947, 25740), (10010, 25578), (10290, 24882), (10556, 24255), (10780, 23751), (11165, 22932), (11310, 22638), (11319, 22620), (11466, 22330), (11484, 22295), (12012, 21315), (12180, 21021), (12348, 20735), (12441, 20580), (12740, 20097), (12789, 20020), (12870, 19894), (13195, 19404), (13377, 19140), (13398, 19110), (13572, 18865), (13860, 18473), (14014, 18270), (14210, 18018), (14355, 17836), (15015, 17052), (15092, 16965), (15435, 16588), (15631, 16380), (15834, 16170)]