313979560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{3253}}^1$

素因数の和:3410

約数の個数: 64

約数和(自身を含む): 749721600

約数和(自身を除く): 435742040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 127, 152, 190, 254, 380, 508, 635, 760, 1016, 1270, 2413, 2540, 3253, 4826, 5080, 6506, 9652, 12065, 13012, 16265, 19304, 24130, 26024, 32530, 48260, 61807, 65060, 96520, 123614, 130120, 247228, 309035, 413131, 494456, 618070, 826262, 1236140, 1652524, 2065655, 2472280, 3305048, 4131310, 7849489, 8262620, 15698978, 16525240, 31397956, 39247445, 62795912, 78494890, 156989780, 313979560]

約数ペア:

[(1, 313979560), (2, 156989780), (4, 78494890), (5, 62795912), (8, 39247445), (10, 31397956), (19, 16525240), (20, 15698978), (38, 8262620), (40, 7849489), (76, 4131310), (95, 3305048), (127, 2472280), (152, 2065655), (190, 1652524), (254, 1236140), (380, 826262), (508, 618070), (635, 494456), (760, 413131), (1016, 309035), (1270, 247228), (2413, 130120), (2540, 123614), (3253, 96520), (4826, 65060), (5080, 61807), (6506, 48260), (9652, 32530), (12065, 26024), (13012, 24130), (16265, 19304)]