313628440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{5653}}^1$

素因数の和:5756

約数の個数: 64

約数和(自身を含む): 753112800

約数和(自身を除く): 439484360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 73, 76, 95, 146, 152, 190, 292, 365, 380, 584, 730, 760, 1387, 1460, 2774, 2920, 5548, 5653, 6935, 11096, 11306, 13870, 22612, 27740, 28265, 45224, 55480, 56530, 107407, 113060, 214814, 226120, 412669, 429628, 537035, 825338, 859256, 1074070, 1650676, 2063345, 2148140, 3301352, 4126690, 4296280, 7840711, 8253380, 15681422, 16506760, 31362844, 39203555, 62725688, 78407110, 156814220, 313628440]

約数ペア:

[(1, 313628440), (2, 156814220), (4, 78407110), (5, 62725688), (8, 39203555), (10, 31362844), (19, 16506760), (20, 15681422), (38, 8253380), (40, 7840711), (73, 4296280), (76, 4126690), (95, 3301352), (146, 2148140), (152, 2063345), (190, 1650676), (292, 1074070), (365, 859256), (380, 825338), (584, 537035), (730, 429628), (760, 412669), (1387, 226120), (1460, 214814), (2774, 113060), (2920, 107407), (5548, 56530), (5653, 55480), (6935, 45224), (11096, 28265), (11306, 27740), (13870, 22612)]