80706720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{607}}^1$

素因数の和:902

約数の個数: 96

約数和(自身を含む): 255564288

約数和(自身を除く): 174857568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 277, 480, 554, 607, 831, 1108, 1214, 1385, 1662, 1821, 2216, 2428, 2770, 3035, 3324, 3642, 4155, 4432, 4856, 5540, 6070, 6648, 7284, 8310, 8864, 9105, 9712, 11080, 12140, 13296, 14568, 16620, 18210, 19424, 22160, 24280, 26592, 29136, 33240, 36420, 44320, 48560, 58272, 66480, 72840, 97120, 132960, 145680, 168139, 291360, 336278, 504417, 672556, 840695, 1008834, 1345112, 1681390, 2017668, 2522085, 2690224, 3362780, 4035336, 5044170, 5380448, 6725560, 8070672, 10088340, 13451120, 16141344, 20176680, 26902240, 40353360, 80706720]

約数ペア:

[(1, 80706720), (2, 40353360), (3, 26902240), (4, 20176680), (5, 16141344), (6, 13451120), (8, 10088340), (10, 8070672), (12, 6725560), (15, 5380448), (16, 5044170), (20, 4035336), (24, 3362780), (30, 2690224), (32, 2522085), (40, 2017668), (48, 1681390), (60, 1345112), (80, 1008834), (96, 840695), (120, 672556), (160, 504417), (240, 336278), (277, 291360), (480, 168139), (554, 145680), (607, 132960), (831, 97120), (1108, 72840), (1214, 66480), (1385, 58272), (1662, 48560), (1821, 44320), (2216, 36420), (2428, 33240), (2770, 29136), (3035, 26592), (3324, 24280), (3642, 22160), (4155, 19424), (4432, 18210), (4856, 16620), (5540, 14568), (6070, 13296), (6648, 12140), (7284, 11080), (8310, 9712), (8864, 9105)]