12219501560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{61553}}^1$

素因数の和:62280

約数の個数: 64

約数和(自身を含む): 31466404800

約数和(自身を除く): 19246903240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 709, 1418, 2836, 3545, 4963, 5672, 7090, 9926, 14180, 19852, 24815, 28360, 39704, 49630, 61553, 99260, 123106, 198520, 246212, 307765, 430871, 492424, 615530, 861742, 1231060, 1723484, 2154355, 2462120, 3446968, 4308710, 8617420, 17234840, 43641077, 87282154, 174564308, 218205385, 305487539, 349128616, 436410770, 610975078, 872821540, 1221950156, 1527437695, 1745643080, 2443900312, 3054875390, 6109750780, 12219501560]

約数ペア:

[(1, 12219501560), (2, 6109750780), (4, 3054875390), (5, 2443900312), (7, 1745643080), (8, 1527437695), (10, 1221950156), (14, 872821540), (20, 610975078), (28, 436410770), (35, 349128616), (40, 305487539), (56, 218205385), (70, 174564308), (140, 87282154), (280, 43641077), (709, 17234840), (1418, 8617420), (2836, 4308710), (3545, 3446968), (4963, 2462120), (5672, 2154355), (7090, 1723484), (9926, 1231060), (14180, 861742), (19852, 615530), (24815, 492424), (28360, 430871), (39704, 307765), (49630, 246212), (61553, 198520), (99260, 123106)]