259325160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{20981}}^1$

素因数の和:21098

約数の個数: 64

約数和(自身を含む): 785566080

約数和(自身を除く): 526240920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1545, 2060, 2472, 3090, 4120, 6180, 12360, 20981, 41962, 62943, 83924, 104905, 125886, 167848, 209810, 251772, 314715, 419620, 503544, 629430, 839240, 1258860, 2161043, 2517720, 4322086, 6483129, 8644172, 10805215, 12966258, 17288344, 21610430, 25932516, 32415645, 43220860, 51865032, 64831290, 86441720, 129662580, 259325160]

約数ペア:

[(1, 259325160), (2, 129662580), (3, 86441720), (4, 64831290), (5, 51865032), (6, 43220860), (8, 32415645), (10, 25932516), (12, 21610430), (15, 17288344), (20, 12966258), (24, 10805215), (30, 8644172), (40, 6483129), (60, 4322086), (103, 2517720), (120, 2161043), (206, 1258860), (309, 839240), (412, 629430), (515, 503544), (618, 419620), (824, 314715), (1030, 251772), (1236, 209810), (1545, 167848), (2060, 125886), (2472, 104905), (3090, 83924), (4120, 62943), (6180, 41962), (12360, 20981)]