138220020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2081}}^1$

素因数の和:2143

約数の個数: 120

約数和(自身を含む): 444390408

約数和(自身を除く): 306170388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 41, 45, 54, 60, 81, 82, 90, 108, 123, 135, 162, 164, 180, 205, 246, 270, 324, 369, 405, 410, 492, 540, 615, 738, 810, 820, 1107, 1230, 1476, 1620, 1845, 2081, 2214, 2460, 3321, 3690, 4162, 4428, 5535, 6243, 6642, 7380, 8324, 10405, 11070, 12486, 13284, 16605, 18729, 20810, 22140, 24972, 31215, 33210, 37458, 41620, 56187, 62430, 66420, 74916, 85321, 93645, 112374, 124860, 168561, 170642, 187290, 224748, 255963, 280935, 337122, 341284, 374580, 426605, 511926, 561870, 674244, 767889, 842805, 853210, 1023852, 1123740, 1279815, 1535778, 1685610, 1706420, 2303667, 2559630, 3071556, 3371220, 3839445, 4607334, 5119260, 6911001, 7678890, 9214668, 11518335, 13822002, 15357780, 23036670, 27644004, 34555005, 46073340, 69110010, 138220020]

約数ペア:

[(1, 138220020), (2, 69110010), (3, 46073340), (4, 34555005), (5, 27644004), (6, 23036670), (9, 15357780), (10, 13822002), (12, 11518335), (15, 9214668), (18, 7678890), (20, 6911001), (27, 5119260), (30, 4607334), (36, 3839445), (41, 3371220), (45, 3071556), (54, 2559630), (60, 2303667), (81, 1706420), (82, 1685610), (90, 1535778), (108, 1279815), (123, 1123740), (135, 1023852), (162, 853210), (164, 842805), (180, 767889), (205, 674244), (246, 561870), (270, 511926), (324, 426605), (369, 374580), (405, 341284), (410, 337122), (492, 280935), (540, 255963), (615, 224748), (738, 187290), (810, 170642), (820, 168561), (1107, 124860), (1230, 112374), (1476, 93645), (1620, 85321), (1845, 74916), (2081, 66420), (2214, 62430), (2460, 56187), (3321, 41620), (3690, 37458), (4162, 33210), (4428, 31215), (5535, 24972), (6243, 22140), (6642, 20810), (7380, 18729), (8324, 16605), (10405, 13284), (11070, 12486)]