291239010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{17683}}^1$

素因数の和:17760

約数の個数: 64

約数和(自身を含む): 789413760

約数和(自身を除く): 498174750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 135, 183, 270, 305, 366, 549, 610, 915, 1098, 1647, 1830, 2745, 3294, 5490, 8235, 16470, 17683, 35366, 53049, 88415, 106098, 159147, 176830, 265245, 318294, 477441, 530490, 795735, 954882, 1078663, 1591470, 2157326, 2387205, 3235989, 4774410, 5393315, 6471978, 9707967, 10786630, 16179945, 19415934, 29123901, 32359890, 48539835, 58247802, 97079670, 145619505, 291239010]

約数ペア:

[(1, 291239010), (2, 145619505), (3, 97079670), (5, 58247802), (6, 48539835), (9, 32359890), (10, 29123901), (15, 19415934), (18, 16179945), (27, 10786630), (30, 9707967), (45, 6471978), (54, 5393315), (61, 4774410), (90, 3235989), (122, 2387205), (135, 2157326), (183, 1591470), (270, 1078663), (305, 954882), (366, 795735), (549, 530490), (610, 477441), (915, 318294), (1098, 265245), (1647, 176830), (1830, 159147), (2745, 106098), (3294, 88415), (5490, 53049), (8235, 35366), (16470, 17683)]