15992040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1877}}^1$

素因数の和:1962

約数の個数: 64

約数和(自身を含む): 48677760

約数和(自身を除く): 32685720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 1877, 2130, 2840, 3754, 4260, 5631, 7508, 8520, 9385, 11262, 15016, 18770, 22524, 28155, 37540, 45048, 56310, 75080, 112620, 133267, 225240, 266534, 399801, 533068, 666335, 799602, 1066136, 1332670, 1599204, 1999005, 2665340, 3198408, 3998010, 5330680, 7996020, 15992040]

約数ペア:

[(1, 15992040), (2, 7996020), (3, 5330680), (4, 3998010), (5, 3198408), (6, 2665340), (8, 1999005), (10, 1599204), (12, 1332670), (15, 1066136), (20, 799602), (24, 666335), (30, 533068), (40, 399801), (60, 266534), (71, 225240), (120, 133267), (142, 112620), (213, 75080), (284, 56310), (355, 45048), (426, 37540), (568, 28155), (710, 22524), (852, 18770), (1065, 15016), (1420, 11262), (1704, 9385), (1877, 8520), (2130, 7508), (2840, 5631), (3754, 4260)]