129517640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7583}}^1$

素因数の和:7662

約数の個数: 64

約数和(自身を含む): 338549760

約数和(自身を除く): 209032120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2440, 3416, 4270, 7583, 8540, 15166, 17080, 30332, 37915, 53081, 60664, 75830, 106162, 151660, 212324, 265405, 303320, 424648, 462563, 530810, 925126, 1061620, 1850252, 2123240, 2312815, 3237941, 3700504, 4625630, 6475882, 9251260, 12951764, 16189705, 18502520, 25903528, 32379410, 64758820, 129517640]

約数ペア:

[(1, 129517640), (2, 64758820), (4, 32379410), (5, 25903528), (7, 18502520), (8, 16189705), (10, 12951764), (14, 9251260), (20, 6475882), (28, 4625630), (35, 3700504), (40, 3237941), (56, 2312815), (61, 2123240), (70, 1850252), (122, 1061620), (140, 925126), (244, 530810), (280, 462563), (305, 424648), (427, 303320), (488, 265405), (610, 212324), (854, 151660), (1220, 106162), (1708, 75830), (2135, 60664), (2440, 53081), (3416, 37915), (4270, 30332), (7583, 17080), (8540, 15166)]