244457200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{887}}^1$

素因数の和:971

約数の個数: 120

約数和(自身を含む): 645146208

約数和(自身を除く): 400689008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 53, 65, 80, 100, 104, 106, 130, 200, 208, 212, 260, 265, 325, 400, 424, 520, 530, 650, 689, 848, 887, 1040, 1060, 1300, 1325, 1378, 1774, 2120, 2600, 2650, 2756, 3445, 3548, 4240, 4435, 5200, 5300, 5512, 6890, 7096, 8870, 10600, 11024, 11531, 13780, 14192, 17225, 17740, 21200, 22175, 23062, 27560, 34450, 35480, 44350, 46124, 47011, 55120, 57655, 68900, 70960, 88700, 92248, 94022, 115310, 137800, 177400, 184496, 188044, 230620, 235055, 275600, 288275, 354800, 376088, 461240, 470110, 576550, 611143, 752176, 922480, 940220, 1153100, 1175275, 1222286, 1880440, 2306200, 2350550, 2444572, 3055715, 3760880, 4612400, 4701100, 4889144, 6111430, 9402200, 9778288, 12222860, 15278575, 18804400, 24445720, 30557150, 48891440, 61114300, 122228600, 244457200]

約数ペア:

[(1, 244457200), (2, 122228600), (4, 61114300), (5, 48891440), (8, 30557150), (10, 24445720), (13, 18804400), (16, 15278575), (20, 12222860), (25, 9778288), (26, 9402200), (40, 6111430), (50, 4889144), (52, 4701100), (53, 4612400), (65, 3760880), (80, 3055715), (100, 2444572), (104, 2350550), (106, 2306200), (130, 1880440), (200, 1222286), (208, 1175275), (212, 1153100), (260, 940220), (265, 922480), (325, 752176), (400, 611143), (424, 576550), (520, 470110), (530, 461240), (650, 376088), (689, 354800), (848, 288275), (887, 275600), (1040, 235055), (1060, 230620), (1300, 188044), (1325, 184496), (1378, 177400), (1774, 137800), (2120, 115310), (2600, 94022), (2650, 92248), (2756, 88700), (3445, 70960), (3548, 68900), (4240, 57655), (4435, 55120), (5200, 47011), (5300, 46124), (5512, 44350), (6890, 35480), (7096, 34450), (8870, 27560), (10600, 23062), (11024, 22175), (11531, 21200), (13780, 17740), (14192, 17225)]