15268240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 39091248

約数和(自身を除く): 23823008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 277, 424, 520, 530, 554, 689, 848, 1040, 1060, 1108, 1378, 1385, 2120, 2216, 2756, 2770, 3445, 3601, 4240, 4432, 5512, 5540, 6890, 7202, 11024, 11080, 13780, 14404, 14681, 18005, 22160, 27560, 28808, 29362, 36010, 55120, 57616, 58724, 72020, 73405, 117448, 144040, 146810, 190853, 234896, 288080, 293620, 381706, 587240, 763412, 954265, 1174480, 1526824, 1908530, 3053648, 3817060, 7634120, 15268240]

約数ペア:

[(1, 15268240), (2, 7634120), (4, 3817060), (5, 3053648), (8, 1908530), (10, 1526824), (13, 1174480), (16, 954265), (20, 763412), (26, 587240), (40, 381706), (52, 293620), (53, 288080), (65, 234896), (80, 190853), (104, 146810), (106, 144040), (130, 117448), (208, 73405), (212, 72020), (260, 58724), (265, 57616), (277, 55120), (424, 36010), (520, 29362), (530, 28808), (554, 27560), (689, 22160), (848, 18005), (1040, 14681), (1060, 14404), (1108, 13780), (1378, 11080), (1385, 11024), (2120, 7202), (2216, 6890), (2756, 5540), (2770, 5512), (3445, 4432), (3601, 4240)]