80321520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14551}}^1$

素因数の和:14590

約数の個数: 80

約数和(自身を含む): 259840512

約数和(自身を除く): 179518992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 14551, 29102, 43653, 58204, 72755, 87306, 116408, 145510, 174612, 218265, 232816, 291020, 334673, 349224, 436530, 582040, 669346, 698448, 873060, 1004019, 1164080, 1338692, 1673365, 1746120, 2008038, 2677384, 3346730, 3492240, 4016076, 5020095, 5354768, 6693460, 8032152, 10040190, 13386920, 16064304, 20080380, 26773840, 40160760, 80321520]

約数ペア:

[(1, 80321520), (2, 40160760), (3, 26773840), (4, 20080380), (5, 16064304), (6, 13386920), (8, 10040190), (10, 8032152), (12, 6693460), (15, 5354768), (16, 5020095), (20, 4016076), (23, 3492240), (24, 3346730), (30, 2677384), (40, 2008038), (46, 1746120), (48, 1673365), (60, 1338692), (69, 1164080), (80, 1004019), (92, 873060), (115, 698448), (120, 669346), (138, 582040), (184, 436530), (230, 349224), (240, 334673), (276, 291020), (345, 232816), (368, 218265), (460, 174612), (552, 145510), (690, 116408), (920, 87306), (1104, 72755), (1380, 58204), (1840, 43653), (2760, 29102), (5520, 14551)]