1864432890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{1181}}^1\times {\mathrm{1949}}^1$

素因数の和:3149

約数の個数: 80

約数和(自身を含む): 5020072200

約数和(自身を除く): 3155639310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 1181, 1949, 2362, 3543, 3898, 5847, 5905, 7086, 9745, 10629, 11694, 11810, 17541, 17715, 19490, 21258, 29235, 31887, 35082, 35430, 52623, 53145, 58470, 63774, 87705, 95661, 105246, 106290, 157869, 159435, 175410, 191322, 263115, 315738, 318870, 478305, 526230, 789345, 956610, 1578690, 2301769, 4603538, 6905307, 11508845, 13810614, 20715921, 23017690, 34526535, 41431842, 62147763, 69053070, 103579605, 124295526, 186443289, 207159210, 310738815, 372886578, 621477630, 932216445, 1864432890]

約数ペア:

[(1, 1864432890), (2, 932216445), (3, 621477630), (5, 372886578), (6, 310738815), (9, 207159210), (10, 186443289), (15, 124295526), (18, 103579605), (27, 69053070), (30, 62147763), (45, 41431842), (54, 34526535), (81, 23017690), (90, 20715921), (135, 13810614), (162, 11508845), (270, 6905307), (405, 4603538), (810, 2301769), (1181, 1578690), (1949, 956610), (2362, 789345), (3543, 526230), (3898, 478305), (5847, 318870), (5905, 315738), (7086, 263115), (9745, 191322), (10629, 175410), (11694, 159435), (11810, 157869), (17541, 106290), (17715, 105246), (19490, 95661), (21258, 87705), (29235, 63774), (31887, 58470), (35082, 53145), (35430, 52623)]