15366820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 39916800

約数和(自身を除く): 24549980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 53, 70, 76, 95, 106, 109, 133, 140, 190, 212, 218, 265, 266, 371, 380, 436, 530, 532, 545, 665, 742, 763, 1007, 1060, 1090, 1330, 1484, 1526, 1855, 2014, 2071, 2180, 2660, 3052, 3710, 3815, 4028, 4142, 5035, 5777, 7049, 7420, 7630, 8284, 10070, 10355, 11554, 14098, 14497, 15260, 20140, 20710, 23108, 28196, 28885, 28994, 35245, 40439, 41420, 57770, 57988, 70490, 72485, 80878, 109763, 115540, 140980, 144970, 161756, 202195, 219526, 289940, 404390, 439052, 548815, 768341, 808780, 1097630, 1536682, 2195260, 3073364, 3841705, 7683410, 15366820]

約数ペア:

[(1, 15366820), (2, 7683410), (4, 3841705), (5, 3073364), (7, 2195260), (10, 1536682), (14, 1097630), (19, 808780), (20, 768341), (28, 548815), (35, 439052), (38, 404390), (53, 289940), (70, 219526), (76, 202195), (95, 161756), (106, 144970), (109, 140980), (133, 115540), (140, 109763), (190, 80878), (212, 72485), (218, 70490), (265, 57988), (266, 57770), (371, 41420), (380, 40439), (436, 35245), (530, 28994), (532, 28885), (545, 28196), (665, 23108), (742, 20710), (763, 20140), (1007, 15260), (1060, 14497), (1090, 14098), (1330, 11554), (1484, 10355), (1526, 10070), (1855, 8284), (2014, 7630), (2071, 7420), (2180, 7049), (2660, 5777), (3052, 5035), (3710, 4142), (3815, 4028)]