77641920

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{26959}}^1$

素因数の和:26982

約数の個数: 84

約数和(自身を含む): 267065760

約数和(自身を除く): 189423840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 26959, 53918, 80877, 107836, 134795, 161754, 215672, 242631, 269590, 323508, 404385, 431344, 485262, 539180, 647016, 808770, 862688, 970524, 1078360, 1213155, 1294032, 1617540, 1725376, 1941048, 2156720, 2426310, 2588064, 3235080, 3882096, 4313440, 4852620, 5176128, 6470160, 7764192, 8626880, 9705240, 12940320, 15528384, 19410480, 25880640, 38820960, 77641920]

約数ペア:

[(1, 77641920), (2, 38820960), (3, 25880640), (4, 19410480), (5, 15528384), (6, 12940320), (8, 9705240), (9, 8626880), (10, 7764192), (12, 6470160), (15, 5176128), (16, 4852620), (18, 4313440), (20, 3882096), (24, 3235080), (30, 2588064), (32, 2426310), (36, 2156720), (40, 1941048), (45, 1725376), (48, 1617540), (60, 1294032), (64, 1213155), (72, 1078360), (80, 970524), (90, 862688), (96, 808770), (120, 647016), (144, 539180), (160, 485262), (180, 431344), (192, 404385), (240, 323508), (288, 269590), (320, 242631), (360, 215672), (480, 161754), (576, 134795), (720, 107836), (960, 80877), (1440, 53918), (2880, 26959)]