156381680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21481}}^1$

素因数の和:21514

約数の個数: 80

約数和(自身を含む): 447513024

約数和(自身を除く): 291131344

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 21481, 42962, 85924, 107405, 150367, 171848, 214810, 279253, 300734, 343696, 429620, 558506, 601468, 751835, 859240, 1117012, 1202936, 1396265, 1503670, 1718480, 1954771, 2234024, 2405872, 2792530, 3007340, 3909542, 4468048, 5585060, 6014680, 7819084, 9773855, 11170120, 12029360, 15638168, 19547710, 22340240, 31276336, 39095420, 78190840, 156381680]

約数ペア:

[(1, 156381680), (2, 78190840), (4, 39095420), (5, 31276336), (7, 22340240), (8, 19547710), (10, 15638168), (13, 12029360), (14, 11170120), (16, 9773855), (20, 7819084), (26, 6014680), (28, 5585060), (35, 4468048), (40, 3909542), (52, 3007340), (56, 2792530), (65, 2405872), (70, 2234024), (80, 1954771), (91, 1718480), (104, 1503670), (112, 1396265), (130, 1202936), (140, 1117012), (182, 859240), (208, 751835), (260, 601468), (280, 558506), (364, 429620), (455, 343696), (520, 300734), (560, 279253), (728, 214810), (910, 171848), (1040, 150367), (1456, 107405), (1820, 85924), (3640, 42962), (7280, 21481)]