249988410

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4561}}^1$

素因数の和:4613

約数の個数: 128

約数和(自身を含む): 788313600

約数和(自身を除く): 538325190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 29, 30, 35, 42, 45, 54, 58, 63, 70, 87, 90, 105, 126, 135, 145, 174, 189, 203, 210, 261, 270, 290, 315, 378, 406, 435, 522, 609, 630, 783, 870, 945, 1015, 1218, 1305, 1566, 1827, 1890, 2030, 2610, 3045, 3654, 3915, 4561, 5481, 6090, 7830, 9122, 9135, 10962, 13683, 18270, 22805, 27366, 27405, 31927, 41049, 45610, 54810, 63854, 68415, 82098, 95781, 123147, 132269, 136830, 159635, 191562, 205245, 246294, 264538, 287343, 319270, 396807, 410490, 478905, 574686, 615735, 661345, 793614, 862029, 925883, 957810, 1190421, 1231470, 1322690, 1436715, 1724058, 1851766, 1984035, 2380842, 2777649, 2873430, 3571263, 3968070, 4310145, 4629415, 5555298, 5952105, 7142526, 8332947, 8620290, 9258830, 11904210, 13888245, 16665894, 17856315, 24998841, 27776490, 35712630, 41664735, 49997682, 83329470, 124994205, 249988410]

約数ペア:

[(1, 249988410), (2, 124994205), (3, 83329470), (5, 49997682), (6, 41664735), (7, 35712630), (9, 27776490), (10, 24998841), (14, 17856315), (15, 16665894), (18, 13888245), (21, 11904210), (27, 9258830), (29, 8620290), (30, 8332947), (35, 7142526), (42, 5952105), (45, 5555298), (54, 4629415), (58, 4310145), (63, 3968070), (70, 3571263), (87, 2873430), (90, 2777649), (105, 2380842), (126, 1984035), (135, 1851766), (145, 1724058), (174, 1436715), (189, 1322690), (203, 1231470), (210, 1190421), (261, 957810), (270, 925883), (290, 862029), (315, 793614), (378, 661345), (406, 615735), (435, 574686), (522, 478905), (609, 410490), (630, 396807), (783, 319270), (870, 287343), (945, 264538), (1015, 246294), (1218, 205245), (1305, 191562), (1566, 159635), (1827, 136830), (1890, 132269), (2030, 123147), (2610, 95781), (3045, 82098), (3654, 68415), (3915, 63854), (4561, 54810), (5481, 45610), (6090, 41049), (7830, 31927), (9122, 27405), (9135, 27366), (10962, 22805), (13683, 18270)]