254364240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81527}}^1$

素因数の和:81556

約数の個数: 80

約数和(自身を含む): 849195648

約数和(自身を除く): 594831408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 81527, 163054, 244581, 326108, 407635, 489162, 652216, 815270, 978324, 1059851, 1222905, 1304432, 1630540, 1956648, 2119702, 2445810, 3179553, 3261080, 3913296, 4239404, 4891620, 5299255, 6359106, 6522160, 8478808, 9783240, 10598510, 12718212, 15897765, 16957616, 19566480, 21197020, 25436424, 31795530, 42394040, 50872848, 63591060, 84788080, 127182120, 254364240]

約数ペア:

[(1, 254364240), (2, 127182120), (3, 84788080), (4, 63591060), (5, 50872848), (6, 42394040), (8, 31795530), (10, 25436424), (12, 21197020), (13, 19566480), (15, 16957616), (16, 15897765), (20, 12718212), (24, 10598510), (26, 9783240), (30, 8478808), (39, 6522160), (40, 6359106), (48, 5299255), (52, 4891620), (60, 4239404), (65, 3913296), (78, 3261080), (80, 3179553), (104, 2445810), (120, 2119702), (130, 1956648), (156, 1630540), (195, 1304432), (208, 1222905), (240, 1059851), (260, 978324), (312, 815270), (390, 652216), (520, 489162), (624, 407635), (780, 326108), (1040, 244581), (1560, 163054), (3120, 81527)]