490887450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{431}}^1\times {\mathrm{2531}}^1$

素因数の和:2980

約数の個数: 72

約数和(自身を含む): 1322433216

約数和(自身を除く): 831545766

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 431, 450, 862, 1293, 2155, 2531, 2586, 3879, 4310, 5062, 6465, 7593, 7758, 10775, 12655, 12930, 15186, 19395, 21550, 22779, 25310, 32325, 37965, 38790, 45558, 63275, 64650, 75930, 96975, 113895, 126550, 189825, 193950, 227790, 379650, 569475, 1090861, 1138950, 2181722, 3272583, 5454305, 6545166, 9817749, 10908610, 16362915, 19635498, 27271525, 32725830, 49088745, 54543050, 81814575, 98177490, 163629150, 245443725, 490887450]

約数ペア:

[(1, 490887450), (2, 245443725), (3, 163629150), (5, 98177490), (6, 81814575), (9, 54543050), (10, 49088745), (15, 32725830), (18, 27271525), (25, 19635498), (30, 16362915), (45, 10908610), (50, 9817749), (75, 6545166), (90, 5454305), (150, 3272583), (225, 2181722), (431, 1138950), (450, 1090861), (862, 569475), (1293, 379650), (2155, 227790), (2531, 193950), (2586, 189825), (3879, 126550), (4310, 113895), (5062, 96975), (6465, 75930), (7593, 64650), (7758, 63275), (10775, 45558), (12655, 38790), (12930, 37965), (15186, 32325), (19395, 25310), (21550, 22779)]