1330502990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:921

約数の個数: 64

約数和(自身を含む): 2531865600

約数和(自身を除く): 1201362610

約数列:

[1, 2, 5, 10, 43, 53, 79, 86, 106, 158, 215, 265, 395, 430, 530, 739, 790, 1478, 2279, 3397, 3695, 4187, 4558, 6794, 7390, 8374, 11395, 16985, 20935, 22790, 31777, 33970, 39167, 41870, 58381, 63554, 78334, 116762, 158885, 180041, 195835, 291905, 317770, 360082, 391670, 583810, 900205, 1684181, 1800410, 2510383, 3094193, 3368362, 5020766, 6188386, 8420905, 12551915, 15470965, 16841810, 25103830, 30941930, 133050299, 266100598, 665251495, 1330502990]

約数ペア:

[(1, 1330502990), (2, 665251495), (5, 266100598), (10, 133050299), (43, 30941930), (53, 25103830), (79, 16841810), (86, 15470965), (106, 12551915), (158, 8420905), (215, 6188386), (265, 5020766), (395, 3368362), (430, 3094193), (530, 2510383), (739, 1800410), (790, 1684181), (1478, 900205), (2279, 583810), (3397, 391670), (3695, 360082), (4187, 317770), (4558, 291905), (6794, 195835), (7390, 180041), (8374, 158885), (11395, 116762), (16985, 78334), (20935, 63554), (22790, 58381), (31777, 41870), (33970, 39167)]