78335820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{773}}^1$

素因数の和:1351

約数の個数: 72

約数和(自身を含む): 238348656

約数和(自身を除く): 160012836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 563, 773, 1126, 1546, 1689, 2252, 2319, 2815, 3092, 3378, 3865, 4638, 5067, 5630, 6756, 6957, 7730, 8445, 9276, 10134, 11260, 11595, 13914, 15460, 16890, 20268, 23190, 25335, 27828, 33780, 34785, 46380, 50670, 69570, 101340, 139140, 435199, 870398, 1305597, 1740796, 2175995, 2611194, 3916791, 4351990, 5222388, 6527985, 7833582, 8703980, 13055970, 15667164, 19583955, 26111940, 39167910, 78335820]

約数ペア:

[(1, 78335820), (2, 39167910), (3, 26111940), (4, 19583955), (5, 15667164), (6, 13055970), (9, 8703980), (10, 7833582), (12, 6527985), (15, 5222388), (18, 4351990), (20, 3916791), (30, 2611194), (36, 2175995), (45, 1740796), (60, 1305597), (90, 870398), (180, 435199), (563, 139140), (773, 101340), (1126, 69570), (1546, 50670), (1689, 46380), (2252, 34785), (2319, 33780), (2815, 27828), (3092, 25335), (3378, 23190), (3865, 20268), (4638, 16890), (5067, 15460), (5630, 13914), (6756, 11595), (6957, 11260), (7730, 10134), (8445, 9276)]