1561498020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{22769}}^1$

素因数の和:22914

約数の個数: 96

約数和(自身を含む): 4896460800

約数和(自身を除く): 3334962780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 127, 135, 180, 254, 270, 381, 508, 540, 635, 762, 1143, 1270, 1524, 1905, 2286, 2540, 3429, 3810, 4572, 5715, 6858, 7620, 11430, 13716, 17145, 22769, 22860, 34290, 45538, 68307, 68580, 91076, 113845, 136614, 204921, 227690, 273228, 341535, 409842, 455380, 614763, 683070, 819684, 1024605, 1229526, 1366140, 2049210, 2459052, 2891663, 3073815, 4098420, 5783326, 6147630, 8674989, 11566652, 12295260, 14458315, 17349978, 26024967, 28916630, 34699956, 43374945, 52049934, 57833260, 78074901, 86749890, 104099868, 130124835, 156149802, 173499780, 260249670, 312299604, 390374505, 520499340, 780749010, 1561498020]

約数ペア:

[(1, 1561498020), (2, 780749010), (3, 520499340), (4, 390374505), (5, 312299604), (6, 260249670), (9, 173499780), (10, 156149802), (12, 130124835), (15, 104099868), (18, 86749890), (20, 78074901), (27, 57833260), (30, 52049934), (36, 43374945), (45, 34699956), (54, 28916630), (60, 26024967), (90, 17349978), (108, 14458315), (127, 12295260), (135, 11566652), (180, 8674989), (254, 6147630), (270, 5783326), (381, 4098420), (508, 3073815), (540, 2891663), (635, 2459052), (762, 2049210), (1143, 1366140), (1270, 1229526), (1524, 1024605), (1905, 819684), (2286, 683070), (2540, 614763), (3429, 455380), (3810, 409842), (4572, 341535), (5715, 273228), (6858, 227690), (7620, 204921), (11430, 136614), (13716, 113845), (17145, 91076), (22769, 68580), (22860, 68307), (34290, 45538)]