139384360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2887}}^1$

素因数の和:2986

約数の個数: 64

約数和(自身を含む): 336856320

約数和(自身を除く): 197471960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 136, 142, 170, 284, 340, 355, 568, 680, 710, 1207, 1420, 2414, 2840, 2887, 4828, 5774, 6035, 9656, 11548, 12070, 14435, 23096, 24140, 28870, 48280, 49079, 57740, 98158, 115480, 196316, 204977, 245395, 392632, 409954, 490790, 819908, 981580, 1024885, 1639816, 1963160, 2049770, 3484609, 4099540, 6969218, 8199080, 13938436, 17423045, 27876872, 34846090, 69692180, 139384360]

約数ペア:

[(1, 139384360), (2, 69692180), (4, 34846090), (5, 27876872), (8, 17423045), (10, 13938436), (17, 8199080), (20, 6969218), (34, 4099540), (40, 3484609), (68, 2049770), (71, 1963160), (85, 1639816), (136, 1024885), (142, 981580), (170, 819908), (284, 490790), (340, 409954), (355, 392632), (568, 245395), (680, 204977), (710, 196316), (1207, 115480), (1420, 98158), (2414, 57740), (2840, 49079), (2887, 48280), (4828, 28870), (5774, 24140), (6035, 23096), (9656, 14435), (11548, 12070)]