64121640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1567}}^1$

素因数の和:1623

約数の個数: 128

約数和(自身を含む): 216760320

約数和(自身を除く): 152638680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 1023, 1240, 1320, 1364, 1567, 1705, 1860, 2046, 2728, 3134, 3410, 3720, 4092, 4701, 5115, 6268, 6820, 7835, 8184, 9402, 10230, 12536, 13640, 15670, 17237, 18804, 20460, 23505, 31340, 34474, 37608, 40920, 47010, 48577, 51711, 62680, 68948, 86185, 94020, 97154, 103422, 137896, 145731, 172370, 188040, 194308, 206844, 242885, 258555, 291462, 344740, 388616, 413688, 485770, 517110, 534347, 582924, 689480, 728655, 971540, 1034220, 1068694, 1165848, 1457310, 1603041, 1943080, 2068440, 2137388, 2671735, 2914620, 3206082, 4274776, 5343470, 5829240, 6412164, 8015205, 10686940, 12824328, 16030410, 21373880, 32060820, 64121640]

約数ペア:

[(1, 64121640), (2, 32060820), (3, 21373880), (4, 16030410), (5, 12824328), (6, 10686940), (8, 8015205), (10, 6412164), (11, 5829240), (12, 5343470), (15, 4274776), (20, 3206082), (22, 2914620), (24, 2671735), (30, 2137388), (31, 2068440), (33, 1943080), (40, 1603041), (44, 1457310), (55, 1165848), (60, 1068694), (62, 1034220), (66, 971540), (88, 728655), (93, 689480), (110, 582924), (120, 534347), (124, 517110), (132, 485770), (155, 413688), (165, 388616), (186, 344740), (220, 291462), (248, 258555), (264, 242885), (310, 206844), (330, 194308), (341, 188040), (372, 172370), (440, 145731), (465, 137896), (620, 103422), (660, 97154), (682, 94020), (744, 86185), (930, 68948), (1023, 62680), (1240, 51711), (1320, 48577), (1364, 47010), (1567, 40920), (1705, 37608), (1860, 34474), (2046, 31340), (2728, 23505), (3134, 20460), (3410, 18804), (3720, 17237), (4092, 15670), (4701, 13640), (5115, 12536), (6268, 10230), (6820, 9402), (7835, 8184)]