728532

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{59}}^1$

素因数の和:90

約数の個数: 72

約数和(自身を含む): 2184000

約数和(自身を除く): 1455468

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 59, 63, 84, 98, 118, 126, 147, 177, 196, 236, 252, 294, 343, 354, 413, 441, 531, 588, 686, 708, 826, 882, 1029, 1062, 1239, 1372, 1652, 1764, 2058, 2124, 2478, 2891, 3087, 3717, 4116, 4956, 5782, 6174, 7434, 8673, 11564, 12348, 14868, 17346, 20237, 26019, 34692, 40474, 52038, 60711, 80948, 104076, 121422, 182133, 242844, 364266, 728532]

約数ペア:

[(1, 728532), (2, 364266), (3, 242844), (4, 182133), (6, 121422), (7, 104076), (9, 80948), (12, 60711), (14, 52038), (18, 40474), (21, 34692), (28, 26019), (36, 20237), (42, 17346), (49, 14868), (59, 12348), (63, 11564), (84, 8673), (98, 7434), (118, 6174), (126, 5782), (147, 4956), (177, 4116), (196, 3717), (236, 3087), (252, 2891), (294, 2478), (343, 2124), (354, 2058), (413, 1764), (441, 1652), (531, 1372), (588, 1239), (686, 1062), (708, 1029), (826, 882)]