74822640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4391}}^1$

素因数の和:4478

約数の個数: 80

約数和(自身を含む): 235270656

約数和(自身を除く): 160448016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4260, 4391, 5680, 8520, 8782, 13173, 17040, 17564, 21955, 26346, 35128, 43910, 52692, 65865, 70256, 87820, 105384, 131730, 175640, 210768, 263460, 311761, 351280, 526920, 623522, 935283, 1053840, 1247044, 1558805, 1870566, 2494088, 3117610, 3741132, 4676415, 4988176, 6235220, 7482264, 9352830, 12470440, 14964528, 18705660, 24940880, 37411320, 74822640]

約数ペア:

[(1, 74822640), (2, 37411320), (3, 24940880), (4, 18705660), (5, 14964528), (6, 12470440), (8, 9352830), (10, 7482264), (12, 6235220), (15, 4988176), (16, 4676415), (20, 3741132), (24, 3117610), (30, 2494088), (40, 1870566), (48, 1558805), (60, 1247044), (71, 1053840), (80, 935283), (120, 623522), (142, 526920), (213, 351280), (240, 311761), (284, 263460), (355, 210768), (426, 175640), (568, 131730), (710, 105384), (852, 87820), (1065, 70256), (1136, 65865), (1420, 52692), (1704, 43910), (2130, 35128), (2840, 26346), (3408, 21955), (4260, 17564), (4391, 17040), (5680, 13173), (8520, 8782)]