636148640

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1931}}^1$

素因数の和:2046

約数の個数: 96

約数和(自身を含む): 1577439360

約数和(自身を除く): 941290720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 71, 80, 116, 142, 145, 160, 232, 284, 290, 355, 464, 568, 580, 710, 928, 1136, 1160, 1420, 1931, 2059, 2272, 2320, 2840, 3862, 4118, 4640, 5680, 7724, 8236, 9655, 10295, 11360, 15448, 16472, 19310, 20590, 30896, 32944, 38620, 41180, 55999, 61792, 65888, 77240, 82360, 111998, 137101, 154480, 164720, 223996, 274202, 279995, 308960, 329440, 447992, 548404, 559990, 685505, 895984, 1096808, 1119980, 1371010, 1791968, 2193616, 2239960, 2742020, 3975929, 4387232, 4479920, 5484040, 7951858, 8959840, 10968080, 15903716, 19879645, 21936160, 31807432, 39759290, 63614864, 79518580, 127229728, 159037160, 318074320, 636148640]

約数ペア:

[(1, 636148640), (2, 318074320), (4, 159037160), (5, 127229728), (8, 79518580), (10, 63614864), (16, 39759290), (20, 31807432), (29, 21936160), (32, 19879645), (40, 15903716), (58, 10968080), (71, 8959840), (80, 7951858), (116, 5484040), (142, 4479920), (145, 4387232), (160, 3975929), (232, 2742020), (284, 2239960), (290, 2193616), (355, 1791968), (464, 1371010), (568, 1119980), (580, 1096808), (710, 895984), (928, 685505), (1136, 559990), (1160, 548404), (1420, 447992), (1931, 329440), (2059, 308960), (2272, 279995), (2320, 274202), (2840, 223996), (3862, 164720), (4118, 154480), (4640, 137101), (5680, 111998), (7724, 82360), (8236, 77240), (9655, 65888), (10295, 61792), (11360, 55999), (15448, 41180), (16472, 38620), (19310, 32944), (20590, 30896)]