1316299920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421891}}^1$

素因数の和:421920

約数の個数: 80

約数和(自身を含む): 4394427072

約数和(自身を除く): 3078127152

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, 421891, 843782, 1265673, 1687564, 2109455, 2531346, 3375128, 4218910, 5062692, 5484583, 6328365, 6750256, 8437820, 10125384, 10969166, 12656730, 16453749, 16875640, 20250768, 21938332, 25313460, 27422915, 32907498, 33751280, 43876664, 50626920, 54845830, 65814996, 82268745, 87753328, 101253840, 109691660, 131629992, 164537490, 219383320, 263259984, 329074980, 438766640, 658149960, 1316299920]

約数ペア:

[(1, 1316299920), (2, 658149960), (3, 438766640), (4, 329074980), (5, 263259984), (6, 219383320), (8, 164537490), (10, 131629992), (12, 109691660), (13, 101253840), (15, 87753328), (16, 82268745), (20, 65814996), (24, 54845830), (26, 50626920), (30, 43876664), (39, 33751280), (40, 32907498), (48, 27422915), (52, 25313460), (60, 21938332), (65, 20250768), (78, 16875640), (80, 16453749), (104, 12656730), (120, 10969166), (130, 10125384), (156, 8437820), (195, 6750256), (208, 6328365), (240, 5484583), (260, 5062692), (312, 4218910), (390, 3375128), (520, 2531346), (624, 2109455), (780, 1687564), (1040, 1265673), (1560, 843782), (3120, 421891)]