131641860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{827}}^1$

素因数の和:1225

約数の個数: 96

約数和(自身を含む): 422876160

約数和(自身を除く): 291234300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 379, 420, 758, 827, 1137, 1516, 1654, 1895, 2274, 2481, 2653, 3308, 3790, 4135, 4548, 4962, 5306, 5685, 5789, 7580, 7959, 8270, 9924, 10612, 11370, 11578, 12405, 13265, 15918, 16540, 17367, 22740, 23156, 24810, 26530, 28945, 31836, 34734, 39795, 49620, 53060, 57890, 69468, 79590, 86835, 115780, 159180, 173670, 313433, 347340, 626866, 940299, 1253732, 1567165, 1880598, 2194031, 3134330, 3761196, 4388062, 4701495, 6268660, 6582093, 8776124, 9402990, 10970155, 13164186, 18805980, 21940310, 26328372, 32910465, 43880620, 65820930, 131641860]

約数ペア:

[(1, 131641860), (2, 65820930), (3, 43880620), (4, 32910465), (5, 26328372), (6, 21940310), (7, 18805980), (10, 13164186), (12, 10970155), (14, 9402990), (15, 8776124), (20, 6582093), (21, 6268660), (28, 4701495), (30, 4388062), (35, 3761196), (42, 3134330), (60, 2194031), (70, 1880598), (84, 1567165), (105, 1253732), (140, 940299), (210, 626866), (379, 347340), (420, 313433), (758, 173670), (827, 159180), (1137, 115780), (1516, 86835), (1654, 79590), (1895, 69468), (2274, 57890), (2481, 53060), (2653, 49620), (3308, 39795), (3790, 34734), (4135, 31836), (4548, 28945), (4962, 26530), (5306, 24810), (5685, 23156), (5789, 22740), (7580, 17367), (7959, 16540), (8270, 15918), (9924, 13265), (10612, 12405), (11370, 11578)]