890289630

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{25561}}^1$

素因数の和:25623

約数の個数: 80

約数和(自身を含む): 2449657584

約数和(自身を除く): 1559367954

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 81, 86, 90, 129, 135, 162, 215, 258, 270, 387, 405, 430, 645, 774, 810, 1161, 1290, 1935, 2322, 3483, 3870, 5805, 6966, 11610, 17415, 25561, 34830, 51122, 76683, 127805, 153366, 230049, 255610, 383415, 460098, 690147, 766830, 1099123, 1150245, 1380294, 2070441, 2198246, 2300490, 3297369, 3450735, 4140882, 5495615, 6594738, 6901470, 9892107, 10352205, 10991230, 16486845, 19784214, 20704410, 29676321, 32973690, 49460535, 59352642, 89028963, 98921070, 148381605, 178057926, 296763210, 445144815, 890289630]

約数ペア:

[(1, 890289630), (2, 445144815), (3, 296763210), (5, 178057926), (6, 148381605), (9, 98921070), (10, 89028963), (15, 59352642), (18, 49460535), (27, 32973690), (30, 29676321), (43, 20704410), (45, 19784214), (54, 16486845), (81, 10991230), (86, 10352205), (90, 9892107), (129, 6901470), (135, 6594738), (162, 5495615), (215, 4140882), (258, 3450735), (270, 3297369), (387, 2300490), (405, 2198246), (430, 2070441), (645, 1380294), (774, 1150245), (810, 1099123), (1161, 766830), (1290, 690147), (1935, 460098), (2322, 383415), (3483, 255610), (3870, 230049), (5805, 153366), (6966, 127805), (11610, 76683), (17415, 51122), (25561, 34830)]