17866980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:331

約数の個数: 120

約数和(自身を含む): 57629880

約数和(自身を除く): 39762900

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, 269, 270, 324, 369, 405, 410, 492, 538, 540, 615, 738, 807, 810, 820, 1076, 1107, 1230, 1345, 1476, 1614, 1620, 1845, 2214, 2421, 2460, 2690, 3228, 3321, 3690, 4035, 4428, 4842, 5380, 5535, 6642, 7263, 7380, 8070, 9684, 11029, 11070, 12105, 13284, 14526, 16140, 16605, 21789, 22058, 22140, 24210, 29052, 33087, 33210, 36315, 43578, 44116, 48420, 55145, 66174, 66420, 72630, 87156, 99261, 108945, 110290, 132348, 145260, 165435, 198522, 217890, 220580, 297783, 330870, 397044, 435780, 496305, 595566, 661740, 893349, 992610, 1191132, 1488915, 1786698, 1985220, 2977830, 3573396, 4466745, 5955660, 8933490, 17866980]

約数ペア:

[(1, 17866980), (2, 8933490), (3, 5955660), (4, 4466745), (5, 3573396), (6, 2977830), (9, 1985220), (10, 1786698), (12, 1488915), (15, 1191132), (18, 992610), (20, 893349), (27, 661740), (30, 595566), (36, 496305), (41, 435780), (45, 397044), (54, 330870), (60, 297783), (81, 220580), (82, 217890), (90, 198522), (108, 165435), (123, 145260), (135, 132348), (162, 110290), (164, 108945), (180, 99261), (205, 87156), (246, 72630), (269, 66420), (270, 66174), (324, 55145), (369, 48420), (405, 44116), (410, 43578), (492, 36315), (538, 33210), (540, 33087), (615, 29052), (738, 24210), (807, 22140), (810, 22058), (820, 21789), (1076, 16605), (1107, 16140), (1230, 14526), (1345, 13284), (1476, 12105), (1614, 11070), (1620, 11029), (1845, 9684), (2214, 8070), (2421, 7380), (2460, 7263), (2690, 6642), (3228, 5535), (3321, 5380), (3690, 4842), (4035, 4428)]