80281920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{347}}^1$

素因数の和:608

約数の個数: 112

約数和(自身を含む): 256690368

約数和(自身を除く): 176408448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 241, 320, 347, 480, 482, 694, 723, 960, 964, 1041, 1205, 1388, 1446, 1735, 1928, 2082, 2410, 2776, 2892, 3470, 3615, 3856, 4164, 4820, 5205, 5552, 5784, 6940, 7230, 7712, 8328, 9640, 10410, 11104, 11568, 13880, 14460, 15424, 16656, 19280, 20820, 22208, 23136, 27760, 28920, 33312, 38560, 41640, 46272, 55520, 57840, 66624, 77120, 83280, 83627, 111040, 115680, 166560, 167254, 231360, 250881, 333120, 334508, 418135, 501762, 669016, 836270, 1003524, 1254405, 1338032, 1672540, 2007048, 2508810, 2676064, 3345080, 4014096, 5017620, 5352128, 6690160, 8028192, 10035240, 13380320, 16056384, 20070480, 26760640, 40140960, 80281920]

約数ペア:

[(1, 80281920), (2, 40140960), (3, 26760640), (4, 20070480), (5, 16056384), (6, 13380320), (8, 10035240), (10, 8028192), (12, 6690160), (15, 5352128), (16, 5017620), (20, 4014096), (24, 3345080), (30, 2676064), (32, 2508810), (40, 2007048), (48, 1672540), (60, 1338032), (64, 1254405), (80, 1003524), (96, 836270), (120, 669016), (160, 501762), (192, 418135), (240, 334508), (241, 333120), (320, 250881), (347, 231360), (480, 167254), (482, 166560), (694, 115680), (723, 111040), (960, 83627), (964, 83280), (1041, 77120), (1205, 66624), (1388, 57840), (1446, 55520), (1735, 46272), (1928, 41640), (2082, 38560), (2410, 33312), (2776, 28920), (2892, 27760), (3470, 23136), (3615, 22208), (3856, 20820), (4164, 19280), (4820, 16656), (5205, 15424), (5552, 14460), (5784, 13880), (6940, 11568), (7230, 11104), (7712, 10410), (8328, 9640)]