40564920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:493

約数の個数: 128

約数和(自身を含む): 134784000

約数和(自身を除く): 94219080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 79, 88, 110, 120, 132, 158, 165, 220, 237, 264, 316, 330, 389, 395, 440, 474, 632, 660, 778, 790, 869, 948, 1167, 1185, 1320, 1556, 1580, 1738, 1896, 1945, 2334, 2370, 2607, 3112, 3160, 3476, 3890, 4279, 4345, 4668, 4740, 5214, 5835, 6952, 7780, 8558, 8690, 9336, 9480, 10428, 11670, 12837, 13035, 15560, 17116, 17380, 20856, 21395, 23340, 25674, 26070, 30731, 34232, 34760, 42790, 46680, 51348, 52140, 61462, 64185, 85580, 92193, 102696, 104280, 122924, 128370, 153655, 171160, 184386, 245848, 256740, 307310, 338041, 368772, 460965, 513480, 614620, 676082, 737544, 921930, 1014123, 1229240, 1352164, 1690205, 1843860, 2028246, 2704328, 3380410, 3687720, 4056492, 5070615, 6760820, 8112984, 10141230, 13521640, 20282460, 40564920]

約数ペア:

[(1, 40564920), (2, 20282460), (3, 13521640), (4, 10141230), (5, 8112984), (6, 6760820), (8, 5070615), (10, 4056492), (11, 3687720), (12, 3380410), (15, 2704328), (20, 2028246), (22, 1843860), (24, 1690205), (30, 1352164), (33, 1229240), (40, 1014123), (44, 921930), (55, 737544), (60, 676082), (66, 614620), (79, 513480), (88, 460965), (110, 368772), (120, 338041), (132, 307310), (158, 256740), (165, 245848), (220, 184386), (237, 171160), (264, 153655), (316, 128370), (330, 122924), (389, 104280), (395, 102696), (440, 92193), (474, 85580), (632, 64185), (660, 61462), (778, 52140), (790, 51348), (869, 46680), (948, 42790), (1167, 34760), (1185, 34232), (1320, 30731), (1556, 26070), (1580, 25674), (1738, 23340), (1896, 21395), (1945, 20856), (2334, 17380), (2370, 17116), (2607, 15560), (3112, 13035), (3160, 12837), (3476, 11670), (3890, 10428), (4279, 9480), (4345, 9336), (4668, 8690), (4740, 8558), (5214, 7780), (5835, 6952)]