165683840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1250

約数の個数: 128

約数和(自身を含む): 467665920

約数和(自身を除く): 301982080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1193, 1240, 1736, 1984, 2170, 2240, 2386, 2480, 3472, 3968, 4340, 4480, 4772, 4960, 5965, 6944, 8351, 8680, 9544, 9920, 11930, 13888, 16702, 17360, 19088, 19840, 23860, 27776, 33404, 34720, 36983, 38176, 41755, 47720, 66808, 69440, 73966, 76352, 83510, 95440, 133616, 138880, 147932, 152704, 167020, 184915, 190880, 258881, 267232, 295864, 334040, 369830, 381760, 517762, 534464, 591728, 668080, 739660, 763520, 1035524, 1068928, 1183456, 1294405, 1336160, 1479320, 2071048, 2366912, 2588810, 2672320, 2958640, 4142096, 4733824, 5177620, 5344640, 5917280, 8284192, 10355240, 11834560, 16568384, 20710480, 23669120, 33136768, 41420960, 82841920, 165683840]

約数ペア:

[(1, 165683840), (2, 82841920), (4, 41420960), (5, 33136768), (7, 23669120), (8, 20710480), (10, 16568384), (14, 11834560), (16, 10355240), (20, 8284192), (28, 5917280), (31, 5344640), (32, 5177620), (35, 4733824), (40, 4142096), (56, 2958640), (62, 2672320), (64, 2588810), (70, 2366912), (80, 2071048), (112, 1479320), (124, 1336160), (128, 1294405), (140, 1183456), (155, 1068928), (160, 1035524), (217, 763520), (224, 739660), (248, 668080), (280, 591728), (310, 534464), (320, 517762), (434, 381760), (448, 369830), (496, 334040), (560, 295864), (620, 267232), (640, 258881), (868, 190880), (896, 184915), (992, 167020), (1085, 152704), (1120, 147932), (1193, 138880), (1240, 133616), (1736, 95440), (1984, 83510), (2170, 76352), (2240, 73966), (2386, 69440), (2480, 66808), (3472, 47720), (3968, 41755), (4340, 38176), (4480, 36983), (4772, 34720), (4960, 33404), (5965, 27776), (6944, 23860), (8351, 19840), (8680, 19088), (9544, 17360), (9920, 16702), (11930, 13888)]