161676160

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:360

約数の個数: 128

約数和(自身を含む): 414201600

約数和(自身を除く): 252525440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 116, 124, 128, 145, 155, 160, 232, 248, 281, 290, 310, 320, 464, 496, 562, 580, 620, 640, 899, 928, 992, 1124, 1160, 1240, 1405, 1798, 1856, 1984, 2248, 2320, 2480, 2810, 3596, 3712, 3968, 4495, 4496, 4640, 4960, 5620, 7192, 8149, 8711, 8990, 8992, 9280, 9920, 11240, 14384, 16298, 17422, 17980, 17984, 18560, 19840, 22480, 28768, 32596, 34844, 35960, 35968, 40745, 43555, 44960, 57536, 65192, 69688, 71920, 81490, 87110, 89920, 115072, 130384, 139376, 143840, 162980, 174220, 179840, 252619, 260768, 278752, 287680, 325960, 348440, 505238, 521536, 557504, 575360, 651920, 696880, 1010476, 1043072, 1115008, 1263095, 1303840, 1393760, 2020952, 2526190, 2607680, 2787520, 4041904, 5052380, 5215360, 5575040, 8083808, 10104760, 16167616, 20209520, 32335232, 40419040, 80838080, 161676160]

約数ペア:

[(1, 161676160), (2, 80838080), (4, 40419040), (5, 32335232), (8, 20209520), (10, 16167616), (16, 10104760), (20, 8083808), (29, 5575040), (31, 5215360), (32, 5052380), (40, 4041904), (58, 2787520), (62, 2607680), (64, 2526190), (80, 2020952), (116, 1393760), (124, 1303840), (128, 1263095), (145, 1115008), (155, 1043072), (160, 1010476), (232, 696880), (248, 651920), (281, 575360), (290, 557504), (310, 521536), (320, 505238), (464, 348440), (496, 325960), (562, 287680), (580, 278752), (620, 260768), (640, 252619), (899, 179840), (928, 174220), (992, 162980), (1124, 143840), (1160, 139376), (1240, 130384), (1405, 115072), (1798, 89920), (1856, 87110), (1984, 81490), (2248, 71920), (2320, 69688), (2480, 65192), (2810, 57536), (3596, 44960), (3712, 43555), (3968, 40745), (4495, 35968), (4496, 35960), (4640, 34844), (4960, 32596), (5620, 28768), (7192, 22480), (8149, 19840), (8711, 18560), (8990, 17984), (8992, 17980), (9280, 17422), (9920, 16298), (11240, 14384)]