123422520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1297}}^1$

素因数の和:1385

約数の個数: 128

約数和(自身を含む): 405599040

約数和(自身を除く): 282176520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 61, 65, 78, 104, 120, 122, 130, 156, 183, 195, 244, 260, 305, 312, 366, 390, 488, 520, 610, 732, 780, 793, 915, 1220, 1297, 1464, 1560, 1586, 1830, 2379, 2440, 2594, 3172, 3660, 3891, 3965, 4758, 5188, 6344, 6485, 7320, 7782, 7930, 9516, 10376, 11895, 12970, 15564, 15860, 16861, 19032, 19455, 23790, 25940, 31128, 31720, 33722, 38910, 47580, 50583, 51880, 67444, 77820, 79117, 84305, 95160, 101166, 134888, 155640, 158234, 168610, 202332, 237351, 252915, 316468, 337220, 395585, 404664, 474702, 505830, 632936, 674440, 791170, 949404, 1011660, 1028521, 1186755, 1582340, 1898808, 2023320, 2057042, 2373510, 3085563, 3164680, 4114084, 4747020, 5142605, 6171126, 8228168, 9494040, 10285210, 12342252, 15427815, 20570420, 24684504, 30855630, 41140840, 61711260, 123422520]

約数ペア:

[(1, 123422520), (2, 61711260), (3, 41140840), (4, 30855630), (5, 24684504), (6, 20570420), (8, 15427815), (10, 12342252), (12, 10285210), (13, 9494040), (15, 8228168), (20, 6171126), (24, 5142605), (26, 4747020), (30, 4114084), (39, 3164680), (40, 3085563), (52, 2373510), (60, 2057042), (61, 2023320), (65, 1898808), (78, 1582340), (104, 1186755), (120, 1028521), (122, 1011660), (130, 949404), (156, 791170), (183, 674440), (195, 632936), (244, 505830), (260, 474702), (305, 404664), (312, 395585), (366, 337220), (390, 316468), (488, 252915), (520, 237351), (610, 202332), (732, 168610), (780, 158234), (793, 155640), (915, 134888), (1220, 101166), (1297, 95160), (1464, 84305), (1560, 79117), (1586, 77820), (1830, 67444), (2379, 51880), (2440, 50583), (2594, 47580), (3172, 38910), (3660, 33722), (3891, 31720), (3965, 31128), (4758, 25940), (5188, 23790), (6344, 19455), (6485, 19032), (7320, 16861), (7782, 15860), (7930, 15564), (9516, 12970), (10376, 11895)]