7245990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 19768320

約数和(自身を除く): 12522330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 90, 94, 135, 141, 235, 270, 282, 423, 470, 571, 705, 846, 1142, 1269, 1410, 1713, 2115, 2538, 2855, 3426, 4230, 5139, 5710, 6345, 8565, 10278, 12690, 15417, 17130, 25695, 26837, 30834, 51390, 53674, 77085, 80511, 134185, 154170, 161022, 241533, 268370, 402555, 483066, 724599, 805110, 1207665, 1449198, 2415330, 3622995, 7245990]

約数ペア:

[(1, 7245990), (2, 3622995), (3, 2415330), (5, 1449198), (6, 1207665), (9, 805110), (10, 724599), (15, 483066), (18, 402555), (27, 268370), (30, 241533), (45, 161022), (47, 154170), (54, 134185), (90, 80511), (94, 77085), (135, 53674), (141, 51390), (235, 30834), (270, 26837), (282, 25695), (423, 17130), (470, 15417), (571, 12690), (705, 10278), (846, 8565), (1142, 6345), (1269, 5710), (1410, 5139), (1713, 4230), (2115, 3426), (2538, 2855)]