460637680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{661}}^1$

素因数の和:986

約数の個数: 80

約数和(自身を含む): 1111143168

約数和(自身を除く): 650505488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 281, 310, 496, 562, 620, 661, 1124, 1240, 1322, 1405, 2248, 2480, 2644, 2810, 3305, 4496, 5288, 5620, 6610, 8711, 10576, 11240, 13220, 17422, 20491, 22480, 26440, 34844, 40982, 43555, 52880, 69688, 81964, 87110, 102455, 139376, 163928, 174220, 185741, 204910, 327856, 348440, 371482, 409820, 696880, 742964, 819640, 928705, 1485928, 1639280, 1857410, 2971856, 3714820, 5757971, 7429640, 11515942, 14859280, 23031884, 28789855, 46063768, 57579710, 92127536, 115159420, 230318840, 460637680]

約数ペア:

[(1, 460637680), (2, 230318840), (4, 115159420), (5, 92127536), (8, 57579710), (10, 46063768), (16, 28789855), (20, 23031884), (31, 14859280), (40, 11515942), (62, 7429640), (80, 5757971), (124, 3714820), (155, 2971856), (248, 1857410), (281, 1639280), (310, 1485928), (496, 928705), (562, 819640), (620, 742964), (661, 696880), (1124, 409820), (1240, 371482), (1322, 348440), (1405, 327856), (2248, 204910), (2480, 185741), (2644, 174220), (2810, 163928), (3305, 139376), (4496, 102455), (5288, 87110), (5620, 81964), (6610, 69688), (8711, 52880), (10576, 43555), (11240, 40982), (13220, 34844), (17422, 26440), (20491, 22480)]