120262640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{683}}^1$

素因数の和:798

約数の個数: 80

約数和(自身を含む): 293124096

約数和(自身を除く): 172861456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 71, 80, 124, 142, 155, 248, 284, 310, 355, 496, 568, 620, 683, 710, 1136, 1240, 1366, 1420, 2201, 2480, 2732, 2840, 3415, 4402, 5464, 5680, 6830, 8804, 10928, 11005, 13660, 17608, 21173, 22010, 27320, 35216, 42346, 44020, 48493, 54640, 84692, 88040, 96986, 105865, 169384, 176080, 193972, 211730, 242465, 338768, 387944, 423460, 484930, 775888, 846920, 969860, 1503283, 1693840, 1939720, 3006566, 3879440, 6013132, 7516415, 12026264, 15032830, 24052528, 30065660, 60131320, 120262640]

約数ペア:

[(1, 120262640), (2, 60131320), (4, 30065660), (5, 24052528), (8, 15032830), (10, 12026264), (16, 7516415), (20, 6013132), (31, 3879440), (40, 3006566), (62, 1939720), (71, 1693840), (80, 1503283), (124, 969860), (142, 846920), (155, 775888), (248, 484930), (284, 423460), (310, 387944), (355, 338768), (496, 242465), (568, 211730), (620, 193972), (683, 176080), (710, 169384), (1136, 105865), (1240, 96986), (1366, 88040), (1420, 84692), (2201, 54640), (2480, 48493), (2732, 44020), (2840, 42346), (3415, 35216), (4402, 27320), (5464, 22010), (5680, 21173), (6830, 17608), (8804, 13660), (10928, 11005)]