162431820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{2381}}^1$

素因数の和:2775

約数の個数: 72

約数和(自身を含む): 494217360

約数和(自身を除く): 331785540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 379, 758, 1137, 1516, 1895, 2274, 2381, 3411, 3790, 4548, 4762, 5685, 6822, 7143, 7580, 9524, 11370, 11905, 13644, 14286, 17055, 21429, 22740, 23810, 28572, 34110, 35715, 42858, 47620, 68220, 71430, 85716, 107145, 142860, 214290, 428580, 902399, 1804798, 2707197, 3609596, 4511995, 5414394, 8121591, 9023990, 10828788, 13535985, 16243182, 18047980, 27071970, 32486364, 40607955, 54143940, 81215910, 162431820]

約数ペア:

[(1, 162431820), (2, 81215910), (3, 54143940), (4, 40607955), (5, 32486364), (6, 27071970), (9, 18047980), (10, 16243182), (12, 13535985), (15, 10828788), (18, 9023990), (20, 8121591), (30, 5414394), (36, 4511995), (45, 3609596), (60, 2707197), (90, 1804798), (180, 902399), (379, 428580), (758, 214290), (1137, 142860), (1516, 107145), (1895, 85716), (2274, 71430), (2381, 68220), (3411, 47620), (3790, 42858), (4548, 35715), (4762, 34110), (5685, 28572), (6822, 23810), (7143, 22740), (7580, 21429), (9524, 17055), (11370, 14286), (11905, 13644)]