74169940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 178375680

約数和(自身を除く): 104205740

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 79, 92, 115, 130, 157, 158, 230, 260, 299, 314, 316, 395, 460, 598, 628, 785, 790, 1027, 1196, 1495, 1570, 1580, 1817, 2041, 2054, 2990, 3140, 3611, 3634, 4082, 4108, 5135, 5980, 7222, 7268, 8164, 9085, 10205, 10270, 12403, 14444, 18055, 18170, 20410, 20540, 23621, 24806, 36110, 36340, 40820, 46943, 47242, 49612, 62015, 72220, 93886, 94484, 118105, 124030, 161239, 187772, 234715, 236210, 248060, 285269, 322478, 469430, 472420, 570538, 644956, 806195, 938860, 1141076, 1426345, 1612390, 2852690, 3224780, 3708497, 5705380, 7416994, 14833988, 18542485, 37084970, 74169940]

約数ペア:

[(1, 74169940), (2, 37084970), (4, 18542485), (5, 14833988), (10, 7416994), (13, 5705380), (20, 3708497), (23, 3224780), (26, 2852690), (46, 1612390), (52, 1426345), (65, 1141076), (79, 938860), (92, 806195), (115, 644956), (130, 570538), (157, 472420), (158, 469430), (230, 322478), (260, 285269), (299, 248060), (314, 236210), (316, 234715), (395, 187772), (460, 161239), (598, 124030), (628, 118105), (785, 94484), (790, 93886), (1027, 72220), (1196, 62015), (1495, 49612), (1570, 47242), (1580, 46943), (1817, 40820), (2041, 36340), (2054, 36110), (2990, 24806), (3140, 23621), (3611, 20540), (3634, 20410), (4082, 18170), (4108, 18055), (5135, 14444), (5980, 12403), (7222, 10270), (7268, 10205), (8164, 9085)]