7318480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 18998784

約数和(自身を除く): 11680304

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 227, 248, 260, 310, 403, 454, 496, 520, 620, 806, 908, 1040, 1135, 1240, 1612, 1816, 2015, 2270, 2480, 2951, 3224, 3632, 4030, 4540, 5902, 6448, 7037, 8060, 9080, 11804, 14074, 14755, 16120, 18160, 23608, 28148, 29510, 32240, 35185, 47216, 56296, 59020, 70370, 91481, 112592, 118040, 140740, 182962, 236080, 281480, 365924, 457405, 562960, 731848, 914810, 1463696, 1829620, 3659240, 7318480]

約数ペア:

[(1, 7318480), (2, 3659240), (4, 1829620), (5, 1463696), (8, 914810), (10, 731848), (13, 562960), (16, 457405), (20, 365924), (26, 281480), (31, 236080), (40, 182962), (52, 140740), (62, 118040), (65, 112592), (80, 91481), (104, 70370), (124, 59020), (130, 56296), (155, 47216), (208, 35185), (227, 32240), (248, 29510), (260, 28148), (310, 23608), (403, 18160), (454, 16120), (496, 14755), (520, 14074), (620, 11804), (806, 9080), (908, 8060), (1040, 7037), (1135, 6448), (1240, 5902), (1612, 4540), (1816, 4030), (2015, 3632), (2270, 3224), (2480, 2951)]