29451420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1249}}^1$

素因数の和:1395

約数の個数: 72

約数和(自身を含む): 90090000

約数和(自身を除く): 60638580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1249, 1310, 1572, 1965, 2358, 2498, 2620, 3747, 3930, 4716, 4996, 5895, 6245, 7494, 7860, 11241, 11790, 12490, 14988, 18735, 22482, 23580, 24980, 37470, 44964, 56205, 74940, 112410, 163619, 224820, 327238, 490857, 654476, 818095, 981714, 1472571, 1636190, 1963428, 2454285, 2945142, 3272380, 4908570, 5890284, 7362855, 9817140, 14725710, 29451420]

約数ペア:

[(1, 29451420), (2, 14725710), (3, 9817140), (4, 7362855), (5, 5890284), (6, 4908570), (9, 3272380), (10, 2945142), (12, 2454285), (15, 1963428), (18, 1636190), (20, 1472571), (30, 981714), (36, 818095), (45, 654476), (60, 490857), (90, 327238), (131, 224820), (180, 163619), (262, 112410), (393, 74940), (524, 56205), (655, 44964), (786, 37470), (1179, 24980), (1249, 23580), (1310, 22482), (1572, 18735), (1965, 14988), (2358, 12490), (2498, 11790), (2620, 11241), (3747, 7860), (3930, 7494), (4716, 6245), (4996, 5895)]