71227260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:588

約数の個数: 144

約数和(自身を含む): 236964000

約数和(自身を除く): 165736740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 61, 65, 78, 90, 117, 122, 130, 156, 180, 183, 195, 234, 244, 260, 305, 366, 390, 468, 499, 549, 585, 610, 732, 780, 793, 915, 998, 1098, 1170, 1220, 1497, 1586, 1830, 1996, 2196, 2340, 2379, 2495, 2745, 2994, 3172, 3660, 3965, 4491, 4758, 4990, 5490, 5988, 6487, 7137, 7485, 7930, 8982, 9516, 9980, 10980, 11895, 12974, 14274, 14970, 15860, 17964, 19461, 22455, 23790, 25948, 28548, 29940, 30439, 32435, 35685, 38922, 44910, 47580, 58383, 60878, 64870, 71370, 77844, 89820, 91317, 97305, 116766, 121756, 129740, 142740, 152195, 182634, 194610, 233532, 273951, 291915, 304390, 365268, 389220, 395707, 456585, 547902, 583830, 608780, 791414, 913170, 1095804, 1167660, 1187121, 1369755, 1582828, 1826340, 1978535, 2374242, 2739510, 3561363, 3957070, 4748484, 5479020, 5935605, 7122726, 7914140, 11871210, 14245452, 17806815, 23742420, 35613630, 71227260]

約数ペア:

[(1, 71227260), (2, 35613630), (3, 23742420), (4, 17806815), (5, 14245452), (6, 11871210), (9, 7914140), (10, 7122726), (12, 5935605), (13, 5479020), (15, 4748484), (18, 3957070), (20, 3561363), (26, 2739510), (30, 2374242), (36, 1978535), (39, 1826340), (45, 1582828), (52, 1369755), (60, 1187121), (61, 1167660), (65, 1095804), (78, 913170), (90, 791414), (117, 608780), (122, 583830), (130, 547902), (156, 456585), (180, 395707), (183, 389220), (195, 365268), (234, 304390), (244, 291915), (260, 273951), (305, 233532), (366, 194610), (390, 182634), (468, 152195), (499, 142740), (549, 129740), (585, 121756), (610, 116766), (732, 97305), (780, 91317), (793, 89820), (915, 77844), (998, 71370), (1098, 64870), (1170, 60878), (1220, 58383), (1497, 47580), (1586, 44910), (1830, 38922), (1996, 35685), (2196, 32435), (2340, 30439), (2379, 29940), (2495, 28548), (2745, 25948), (2994, 23790), (3172, 22455), (3660, 19461), (3965, 17964), (4491, 15860), (4758, 14970), (4990, 14274), (5490, 12974), (5988, 11895), (6487, 10980), (7137, 9980), (7485, 9516), (7930, 8982)]