68880960

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{23917}}^1$

素因数の和:23940

約数の個数: 84

約数和(自身を含む): 236931708

約数和(自身を除く): 168050748

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, 23917, 47834, 71751, 95668, 119585, 143502, 191336, 215253, 239170, 287004, 358755, 382672, 430506, 478340, 574008, 717510, 765344, 861012, 956680, 1076265, 1148016, 1435020, 1530688, 1722024, 1913360, 2152530, 2296032, 2870040, 3444048, 3826720, 4305060, 4592064, 5740080, 6888096, 7653440, 8610120, 11480160, 13776192, 17220240, 22960320, 34440480, 68880960]

約数ペア:

[(1, 68880960), (2, 34440480), (3, 22960320), (4, 17220240), (5, 13776192), (6, 11480160), (8, 8610120), (9, 7653440), (10, 6888096), (12, 5740080), (15, 4592064), (16, 4305060), (18, 3826720), (20, 3444048), (24, 2870040), (30, 2296032), (32, 2152530), (36, 1913360), (40, 1722024), (45, 1530688), (48, 1435020), (60, 1148016), (64, 1076265), (72, 956680), (80, 861012), (90, 765344), (96, 717510), (120, 574008), (144, 478340), (160, 430506), (180, 382672), (192, 358755), (240, 287004), (288, 239170), (320, 215253), (360, 191336), (480, 143502), (576, 119585), (720, 95668), (960, 71751), (1440, 47834), (2880, 23917)]