1246376680

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{2879}}^1$

素因数の和:3106

約数の個数: 64

約数和(自身を含む): 2861568000

約数和(自身を除く): 1615191320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 137, 158, 274, 316, 395, 548, 632, 685, 790, 1096, 1370, 1580, 2740, 2879, 3160, 5480, 5758, 10823, 11516, 14395, 21646, 23032, 28790, 43292, 54115, 57580, 86584, 108230, 115160, 216460, 227441, 394423, 432920, 454882, 788846, 909764, 1137205, 1577692, 1819528, 1972115, 2274410, 3155384, 3944230, 4548820, 7888460, 9097640, 15776920, 31159417, 62318834, 124637668, 155797085, 249275336, 311594170, 623188340, 1246376680]

約数ペア:

[(1, 1246376680), (2, 623188340), (4, 311594170), (5, 249275336), (8, 155797085), (10, 124637668), (20, 62318834), (40, 31159417), (79, 15776920), (137, 9097640), (158, 7888460), (274, 4548820), (316, 3944230), (395, 3155384), (548, 2274410), (632, 1972115), (685, 1819528), (790, 1577692), (1096, 1137205), (1370, 909764), (1580, 788846), (2740, 454882), (2879, 432920), (3160, 394423), (5480, 227441), (5758, 216460), (10823, 115160), (11516, 108230), (14395, 86584), (21646, 57580), (23032, 54115), (28790, 43292)]