205221240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 384

約数和(自身を含む): 819486720

約数和(自身を除く): 614265480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 37, 40, 42, 45, 56, 60, 62, 63, 70, 71, 72, 74, 84, 90, 93, 105, 111, 120, 124, 126, 140, 142, 148, 155, 168, 180, 185, 186, 210, 213, 217, 222, 248, 252, 259, 279, 280, 284, 296, 310, 315, 333, 355, 360, 370, 372, 420, 426, 434, 444, 465, 497, 504, 518, 555, 558, 568, 620, 630, 639, 651, 666, 710, 740, 744, 777, 840, 852, 868, 888, 930, 994, 1036, 1065, 1085, 1110, 1116, 1147, 1240, 1260, 1278, 1295, 1302, 1332, 1395, 1420, 1480, 1491, 1554, 1665, 1704, 1736, 1860, 1953, 1988, 2072, 2130, 2170, 2201, 2220, 2232, 2294, 2331, 2485, 2520, 2556, 2590, 2604, 2627, 2664, 2790, 2840, 2982, 3108, 3195, 3255, 3330, 3441, 3720, 3885, 3906, 3976, 4260, 4340, 4402, 4440, 4473, 4588, 4662, 4970, 5112, 5180, 5208, 5254, 5580, 5735, 5964, 6216, 6390, 6510, 6603, 6660, 6882, 7455, 7770, 7812, 7881, 8029, 8520, 8680, 8804, 8946, 9176, 9324, 9765, 9940, 10323, 10360, 10508, 11005, 11160, 11470, 11655, 11928, 12780, 13020, 13135, 13206, 13320, 13764, 14910, 15407, 15540, 15624, 15762, 16058, 17205, 17608, 17892, 18389, 18648, 19530, 19809, 19880, 20646, 21016, 22010, 22365, 22940, 23310, 23643, 24087, 25560, 26040, 26270, 26412, 27528, 29820, 30814, 31080, 31524, 32116, 33015, 34410, 35784, 36778, 39060, 39405, 39618, 40145, 41292, 44020, 44730, 45880, 46221, 46620, 47286, 48174, 51615, 52540, 52824, 55167, 59640, 61628, 63048, 64232, 66030, 68820, 72261, 73556, 77035, 78120, 78810, 79236, 80290, 81437, 82584, 88040, 89460, 91945, 92442, 93240, 94572, 96348, 99045, 103230, 105080, 110334, 118215, 120435, 123256, 132060, 137640, 138663, 144522, 147112, 154070, 157620, 158472, 160580, 162874, 165501, 178920, 183890, 184884, 189144, 192696, 198090, 206460, 220668, 231105, 236430, 240870, 244311, 264120, 275835, 277326, 289044, 308140, 315240, 321160, 325748, 331002, 361305, 367780, 369768, 396180, 407185, 412920, 441336, 462210, 472860, 481740, 488622, 551670, 554652, 570059, 578088, 616280, 651496, 662004, 693315, 722610, 732933, 735560, 792360, 814370, 827505, 924420, 945720, 963480, 977244, 1103340, 1109304, 1140118, 1221555, 1324008, 1386630, 1445220, 1465866, 1628740, 1655010, 1710177, 1848840, 1954488, 2206680, 2280236, 2443110, 2773260, 2850295, 2890440, 2931732, 3257480, 3310020, 3420354, 3664665, 4560472, 4886220, 5130531, 5546520, 5700590, 5863464, 6620040, 6840708, 7329330, 8550885, 9772440, 10261062, 11401180, 13681416, 14658660, 17101770, 20522124, 22802360, 25652655, 29317320, 34203540, 41044248, 51305310, 68407080, 102610620, 205221240]

約数ペア:

[(1, 205221240), (2, 102610620), (3, 68407080), (4, 51305310), (5, 41044248), (6, 34203540), (7, 29317320), (8, 25652655), (9, 22802360), (10, 20522124), (12, 17101770), (14, 14658660), (15, 13681416), (18, 11401180), (20, 10261062), (21, 9772440), (24, 8550885), (28, 7329330), (30, 6840708), (31, 6620040), (35, 5863464), (36, 5700590), (37, 5546520), (40, 5130531), (42, 4886220), (45, 4560472), (56, 3664665), (60, 3420354), (62, 3310020), (63, 3257480), (70, 2931732), (71, 2890440), (72, 2850295), (74, 2773260), (84, 2443110), (90, 2280236), (93, 2206680), (105, 1954488), (111, 1848840), (120, 1710177), (124, 1655010), (126, 1628740), (140, 1465866), (142, 1445220), (148, 1386630), (155, 1324008), (168, 1221555), (180, 1140118), (185, 1109304), (186, 1103340), (210, 977244), (213, 963480), (217, 945720), (222, 924420), (248, 827505), (252, 814370), (259, 792360), (279, 735560), (280, 732933), (284, 722610), (296, 693315), (310, 662004), (315, 651496), (333, 616280), (355, 578088), (360, 570059), (370, 554652), (372, 551670), (420, 488622), (426, 481740), (434, 472860), (444, 462210), (465, 441336), (497, 412920), (504, 407185), (518, 396180), (555, 369768), (558, 367780), (568, 361305), (620, 331002), (630, 325748), (639, 321160), (651, 315240), (666, 308140), (710, 289044), (740, 277326), (744, 275835), (777, 264120), (840, 244311), (852, 240870), (868, 236430), (888, 231105), (930, 220668), (994, 206460), (1036, 198090), (1065, 192696), (1085, 189144), (1110, 184884), (1116, 183890), (1147, 178920), (1240, 165501), (1260, 162874), (1278, 160580), (1295, 158472), (1302, 157620), (1332, 154070), (1395, 147112), (1420, 144522), (1480, 138663), (1491, 137640), (1554, 132060), (1665, 123256), (1704, 120435), (1736, 118215), (1860, 110334), (1953, 105080), (1988, 103230), (2072, 99045), (2130, 96348), (2170, 94572), (2201, 93240), (2220, 92442), (2232, 91945), (2294, 89460), (2331, 88040), (2485, 82584), (2520, 81437), (2556, 80290), (2590, 79236), (2604, 78810), (2627, 78120), (2664, 77035), (2790, 73556), (2840, 72261), (2982, 68820), (3108, 66030), (3195, 64232), (3255, 63048), (3330, 61628), (3441, 59640), (3720, 55167), (3885, 52824), (3906, 52540), (3976, 51615), (4260, 48174), (4340, 47286), (4402, 46620), (4440, 46221), (4473, 45880), (4588, 44730), (4662, 44020), (4970, 41292), (5112, 40145), (5180, 39618), (5208, 39405), (5254, 39060), (5580, 36778), (5735, 35784), (5964, 34410), (6216, 33015), (6390, 32116), (6510, 31524), (6603, 31080), (6660, 30814), (6882, 29820), (7455, 27528), (7770, 26412), (7812, 26270), (7881, 26040), (8029, 25560), (8520, 24087), (8680, 23643), (8804, 23310), (8946, 22940), (9176, 22365), (9324, 22010), (9765, 21016), (9940, 20646), (10323, 19880), (10360, 19809), (10508, 19530), (11005, 18648), (11160, 18389), (11470, 17892), (11655, 17608), (11928, 17205), (12780, 16058), (13020, 15762), (13135, 15624), (13206, 15540), (13320, 15407), (13764, 14910)]