128830500

素因数分解:

$2^2\times 3^4\times 5^3\times {\mathrm{3181}}^1$

素因数の和:3212

約数の個数: 120

約数和(自身を含む): 420444024

約数和(自身を除く): 291613524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 125, 135, 150, 162, 180, 225, 250, 270, 300, 324, 375, 405, 450, 500, 540, 675, 750, 810, 900, 1125, 1350, 1500, 1620, 2025, 2250, 2700, 3181, 3375, 4050, 4500, 6362, 6750, 8100, 9543, 10125, 12724, 13500, 15905, 19086, 20250, 28629, 31810, 38172, 40500, 47715, 57258, 63620, 79525, 85887, 95430, 114516, 143145, 159050, 171774, 190860, 238575, 257661, 286290, 318100, 343548, 397625, 429435, 477150, 515322, 572580, 715725, 795250, 858870, 954300, 1030644, 1192875, 1288305, 1431450, 1590500, 1717740, 2147175, 2385750, 2576610, 2862900, 3578625, 4294350, 4771500, 5153220, 6441525, 7157250, 8588700, 10735875, 12883050, 14314500, 21471750, 25766100, 32207625, 42943500, 64415250, 128830500]

約数ペア:

[(1, 128830500), (2, 64415250), (3, 42943500), (4, 32207625), (5, 25766100), (6, 21471750), (9, 14314500), (10, 12883050), (12, 10735875), (15, 8588700), (18, 7157250), (20, 6441525), (25, 5153220), (27, 4771500), (30, 4294350), (36, 3578625), (45, 2862900), (50, 2576610), (54, 2385750), (60, 2147175), (75, 1717740), (81, 1590500), (90, 1431450), (100, 1288305), (108, 1192875), (125, 1030644), (135, 954300), (150, 858870), (162, 795250), (180, 715725), (225, 572580), (250, 515322), (270, 477150), (300, 429435), (324, 397625), (375, 343548), (405, 318100), (450, 286290), (500, 257661), (540, 238575), (675, 190860), (750, 171774), (810, 159050), (900, 143145), (1125, 114516), (1350, 95430), (1500, 85887), (1620, 79525), (2025, 63620), (2250, 57258), (2700, 47715), (3181, 40500), (3375, 38172), (4050, 31810), (4500, 28629), (6362, 20250), (6750, 19086), (8100, 15905), (9543, 13500), (10125, 12724)]