171138420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{709}}^1$

素因数の和:879

約数の個数: 120

約数和(自身を含む): 541233000

約数和(自身を除く): 370094580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 149, 162, 180, 270, 298, 324, 405, 447, 540, 596, 709, 745, 810, 894, 1341, 1418, 1490, 1620, 1788, 2127, 2235, 2682, 2836, 2980, 3545, 4023, 4254, 4470, 5364, 6381, 6705, 7090, 8046, 8508, 8940, 10635, 12069, 12762, 13410, 14180, 16092, 19143, 20115, 21270, 24138, 25524, 26820, 31905, 38286, 40230, 42540, 48276, 57429, 60345, 63810, 76572, 80460, 95715, 105641, 114858, 120690, 127620, 191430, 211282, 229716, 241380, 287145, 316923, 382860, 422564, 528205, 574290, 633846, 950769, 1056410, 1148580, 1267692, 1584615, 1901538, 2112820, 2852307, 3169230, 3803076, 4753845, 5704614, 6338460, 8556921, 9507690, 11409228, 14261535, 17113842, 19015380, 28523070, 34227684, 42784605, 57046140, 85569210, 171138420]

約数ペア:

[(1, 171138420), (2, 85569210), (3, 57046140), (4, 42784605), (5, 34227684), (6, 28523070), (9, 19015380), (10, 17113842), (12, 14261535), (15, 11409228), (18, 9507690), (20, 8556921), (27, 6338460), (30, 5704614), (36, 4753845), (45, 3803076), (54, 3169230), (60, 2852307), (81, 2112820), (90, 1901538), (108, 1584615), (135, 1267692), (149, 1148580), (162, 1056410), (180, 950769), (270, 633846), (298, 574290), (324, 528205), (405, 422564), (447, 382860), (540, 316923), (596, 287145), (709, 241380), (745, 229716), (810, 211282), (894, 191430), (1341, 127620), (1418, 120690), (1490, 114858), (1620, 105641), (1788, 95715), (2127, 80460), (2235, 76572), (2682, 63810), (2836, 60345), (2980, 57429), (3545, 48276), (4023, 42540), (4254, 40230), (4470, 38286), (5364, 31905), (6381, 26820), (6705, 25524), (7090, 24138), (8046, 21270), (8508, 20115), (8940, 19143), (10635, 16092), (12069, 14180), (12762, 13410)]