81256800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{33857}}^1$

素因数の和:33880

約数の個数: 72

約数和(自身を含む): 264498696

約数和(自身を除く): 183241896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 33857, 67714, 101571, 135428, 169285, 203142, 270856, 338570, 406284, 507855, 541712, 677140, 812568, 846425, 1015710, 1083424, 1354280, 1625136, 1692850, 2031420, 2539275, 2708560, 3250272, 3385700, 4062840, 5078550, 5417120, 6771400, 8125680, 10157100, 13542800, 16251360, 20314200, 27085600, 40628400, 81256800]

約数ペア:

[(1, 81256800), (2, 40628400), (3, 27085600), (4, 20314200), (5, 16251360), (6, 13542800), (8, 10157100), (10, 8125680), (12, 6771400), (15, 5417120), (16, 5078550), (20, 4062840), (24, 3385700), (25, 3250272), (30, 2708560), (32, 2539275), (40, 2031420), (48, 1692850), (50, 1625136), (60, 1354280), (75, 1083424), (80, 1015710), (96, 846425), (100, 812568), (120, 677140), (150, 541712), (160, 507855), (200, 406284), (240, 338570), (300, 270856), (400, 203142), (480, 169285), (600, 135428), (800, 101571), (1200, 67714), (2400, 33857)]