331398960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2089}}^1$

素因数の和:2766

約数の個数: 80

約数和(自身を含む): 1029383520

約数和(自身を除く): 697984560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 661, 1322, 1983, 2089, 2644, 3305, 3966, 4178, 5288, 6267, 6610, 7932, 8356, 9915, 10445, 10576, 12534, 13220, 15864, 16712, 19830, 20890, 25068, 26440, 31335, 31728, 33424, 39660, 41780, 50136, 52880, 62670, 79320, 83560, 100272, 125340, 158640, 167120, 250680, 501360, 1380829, 2761658, 4142487, 5523316, 6904145, 8284974, 11046632, 13808290, 16569948, 20712435, 22093264, 27616580, 33139896, 41424870, 55233160, 66279792, 82849740, 110466320, 165699480, 331398960]

約数ペア:

[(1, 331398960), (2, 165699480), (3, 110466320), (4, 82849740), (5, 66279792), (6, 55233160), (8, 41424870), (10, 33139896), (12, 27616580), (15, 22093264), (16, 20712435), (20, 16569948), (24, 13808290), (30, 11046632), (40, 8284974), (48, 6904145), (60, 5523316), (80, 4142487), (120, 2761658), (240, 1380829), (661, 501360), (1322, 250680), (1983, 167120), (2089, 158640), (2644, 125340), (3305, 100272), (3966, 83560), (4178, 79320), (5288, 62670), (6267, 52880), (6610, 50136), (7932, 41780), (8356, 39660), (9915, 33424), (10445, 31728), (10576, 31335), (12534, 26440), (13220, 25068), (15864, 20890), (16712, 19830)]