217816680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{62591}}^1$

素因数の和:62634

約数の個数: 64

約数和(自身を含む): 675993600

約数和(自身を除く): 458176920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 62591, 125182, 187773, 250364, 312955, 375546, 500728, 625910, 751092, 938865, 1251820, 1502184, 1815139, 1877730, 2503640, 3630278, 3755460, 5445417, 7260556, 7510920, 9075695, 10890834, 14521112, 18151390, 21781668, 27227085, 36302780, 43563336, 54454170, 72605560, 108908340, 217816680]

約数ペア:

[(1, 217816680), (2, 108908340), (3, 72605560), (4, 54454170), (5, 43563336), (6, 36302780), (8, 27227085), (10, 21781668), (12, 18151390), (15, 14521112), (20, 10890834), (24, 9075695), (29, 7510920), (30, 7260556), (40, 5445417), (58, 3755460), (60, 3630278), (87, 2503640), (116, 1877730), (120, 1815139), (145, 1502184), (174, 1251820), (232, 938865), (290, 751092), (348, 625910), (435, 500728), (580, 375546), (696, 312955), (870, 250364), (1160, 187773), (1740, 125182), (3480, 62591)]