123990080

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:508

約数の個数: 112

約数和(自身を含む): 316016640

約数和(自身を除く): 192026560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 116, 124, 145, 155, 160, 232, 248, 290, 310, 320, 431, 464, 496, 580, 620, 862, 899, 928, 992, 1160, 1240, 1724, 1798, 1856, 1984, 2155, 2320, 2480, 3448, 3596, 4310, 4495, 4640, 4960, 6896, 7192, 8620, 8990, 9280, 9920, 12499, 13361, 13792, 14384, 17240, 17980, 24998, 26722, 27584, 28768, 34480, 35960, 49996, 53444, 57536, 62495, 66805, 68960, 71920, 99992, 106888, 124990, 133610, 137920, 143840, 199984, 213776, 249980, 267220, 287680, 387469, 399968, 427552, 499960, 534440, 774938, 799936, 855104, 999920, 1068880, 1549876, 1937345, 1999840, 2137760, 3099752, 3874690, 3999680, 4275520, 6199504, 7749380, 12399008, 15498760, 24798016, 30997520, 61995040, 123990080]

約数ペア:

[(1, 123990080), (2, 61995040), (4, 30997520), (5, 24798016), (8, 15498760), (10, 12399008), (16, 7749380), (20, 6199504), (29, 4275520), (31, 3999680), (32, 3874690), (40, 3099752), (58, 2137760), (62, 1999840), (64, 1937345), (80, 1549876), (116, 1068880), (124, 999920), (145, 855104), (155, 799936), (160, 774938), (232, 534440), (248, 499960), (290, 427552), (310, 399968), (320, 387469), (431, 287680), (464, 267220), (496, 249980), (580, 213776), (620, 199984), (862, 143840), (899, 137920), (928, 133610), (992, 124990), (1160, 106888), (1240, 99992), (1724, 71920), (1798, 68960), (1856, 66805), (1984, 62495), (2155, 57536), (2320, 53444), (2480, 49996), (3448, 35960), (3596, 34480), (4310, 28768), (4495, 27584), (4640, 26722), (4960, 24998), (6896, 17980), (7192, 17240), (8620, 14384), (8990, 13792), (9280, 13361), (9920, 12499)]