264053660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^2$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 619855488

約数和(自身を除く): 355801828

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 181, 260, 310, 362, 403, 620, 724, 806, 905, 1612, 1810, 2015, 2353, 3620, 4030, 4706, 5611, 8060, 9412, 11222, 11765, 22444, 23530, 28055, 32761, 47060, 56110, 65522, 72943, 112220, 131044, 145886, 163805, 291772, 327610, 364715, 425893, 655220, 729430, 851786, 1015591, 1458860, 1703572, 2031182, 2129465, 4062364, 4258930, 5077955, 8517860, 10155910, 13202683, 20311820, 26405366, 52810732, 66013415, 132026830, 264053660]

約数ペア:

[(1, 264053660), (2, 132026830), (4, 66013415), (5, 52810732), (10, 26405366), (13, 20311820), (20, 13202683), (26, 10155910), (31, 8517860), (52, 5077955), (62, 4258930), (65, 4062364), (124, 2129465), (130, 2031182), (155, 1703572), (181, 1458860), (260, 1015591), (310, 851786), (362, 729430), (403, 655220), (620, 425893), (724, 364715), (806, 327610), (905, 291772), (1612, 163805), (1810, 145886), (2015, 131044), (2353, 112220), (3620, 72943), (4030, 65522), (4706, 56110), (5611, 47060), (8060, 32761), (9412, 28055), (11222, 23530), (11765, 22444)]