520027740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61469}}^1$

素因数の和:61531

約数の個数: 72

約数和(自身を含む): 1611005760

約数和(自身を除く): 1090978020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 8460, 61469, 122938, 184407, 245876, 307345, 368814, 553221, 614690, 737628, 922035, 1106442, 1229380, 1844070, 2212884, 2766105, 2889043, 3688140, 5532210, 5778086, 8667129, 11064420, 11556172, 14445215, 17334258, 26001387, 28890430, 34668516, 43335645, 52002774, 57780860, 86671290, 104005548, 130006935, 173342580, 260013870, 520027740]

約数ペア:

[(1, 520027740), (2, 260013870), (3, 173342580), (4, 130006935), (5, 104005548), (6, 86671290), (9, 57780860), (10, 52002774), (12, 43335645), (15, 34668516), (18, 28890430), (20, 26001387), (30, 17334258), (36, 14445215), (45, 11556172), (47, 11064420), (60, 8667129), (90, 5778086), (94, 5532210), (141, 3688140), (180, 2889043), (188, 2766105), (235, 2212884), (282, 1844070), (423, 1229380), (470, 1106442), (564, 922035), (705, 737628), (846, 614690), (940, 553221), (1410, 368814), (1692, 307345), (2115, 245876), (2820, 184407), (4230, 122938), (8460, 61469)]