31446840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{967}}^1$

素因数の和:1252

約数の個数: 64

約数和(自身を含む): 94786560

約数和(自身を除く): 63339720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 271, 542, 813, 967, 1084, 1355, 1626, 1934, 2168, 2710, 2901, 3252, 3868, 4065, 4835, 5420, 5802, 6504, 7736, 8130, 9670, 10840, 11604, 14505, 16260, 19340, 23208, 29010, 32520, 38680, 58020, 116040, 262057, 524114, 786171, 1048228, 1310285, 1572342, 2096456, 2620570, 3144684, 3930855, 5241140, 6289368, 7861710, 10482280, 15723420, 31446840]

約数ペア:

[(1, 31446840), (2, 15723420), (3, 10482280), (4, 7861710), (5, 6289368), (6, 5241140), (8, 3930855), (10, 3144684), (12, 2620570), (15, 2096456), (20, 1572342), (24, 1310285), (30, 1048228), (40, 786171), (60, 524114), (120, 262057), (271, 116040), (542, 58020), (813, 38680), (967, 32520), (1084, 29010), (1355, 23208), (1626, 19340), (1934, 16260), (2168, 14505), (2710, 11604), (2901, 10840), (3252, 9670), (3868, 8130), (4065, 7736), (4835, 6504), (5420, 5802)]