118691560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 128

約数和(自身を含む): 306432000

約数和(自身を除く): 187740440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 37, 40, 52, 62, 65, 74, 104, 124, 130, 148, 155, 185, 199, 248, 260, 296, 310, 370, 398, 403, 481, 520, 620, 740, 796, 806, 962, 995, 1147, 1240, 1480, 1592, 1612, 1924, 1990, 2015, 2294, 2405, 2587, 3224, 3848, 3980, 4030, 4588, 4810, 5174, 5735, 6169, 7363, 7960, 8060, 9176, 9620, 10348, 11470, 12338, 12935, 14726, 14911, 16120, 19240, 20696, 22940, 24676, 25870, 29452, 29822, 30845, 36815, 45880, 49352, 51740, 58904, 59644, 61690, 73630, 74555, 80197, 95719, 103480, 119288, 123380, 147260, 149110, 160394, 191438, 228253, 246760, 294520, 298220, 320788, 382876, 400985, 456506, 478595, 596440, 641576, 765752, 801970, 913012, 957190, 1141265, 1603940, 1826024, 1914380, 2282530, 2967289, 3207880, 3828760, 4565060, 5934578, 9130120, 11869156, 14836445, 23738312, 29672890, 59345780, 118691560]

約数ペア:

[(1, 118691560), (2, 59345780), (4, 29672890), (5, 23738312), (8, 14836445), (10, 11869156), (13, 9130120), (20, 5934578), (26, 4565060), (31, 3828760), (37, 3207880), (40, 2967289), (52, 2282530), (62, 1914380), (65, 1826024), (74, 1603940), (104, 1141265), (124, 957190), (130, 913012), (148, 801970), (155, 765752), (185, 641576), (199, 596440), (248, 478595), (260, 456506), (296, 400985), (310, 382876), (370, 320788), (398, 298220), (403, 294520), (481, 246760), (520, 228253), (620, 191438), (740, 160394), (796, 149110), (806, 147260), (962, 123380), (995, 119288), (1147, 103480), (1240, 95719), (1480, 80197), (1592, 74555), (1612, 73630), (1924, 61690), (1990, 59644), (2015, 58904), (2294, 51740), (2405, 49352), (2587, 45880), (3224, 36815), (3848, 30845), (3980, 29822), (4030, 29452), (4588, 25870), (4810, 24676), (5174, 22940), (5735, 20696), (6169, 19240), (7363, 16120), (7960, 14911), (8060, 14726), (9176, 12935), (9620, 12338), (10348, 11470)]