68773740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{439}}^1$

素因数の和:831

約数の個数: 96

約数和(自身を含む): 221168640

約数和(自身を除く): 152394900

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, 373, 420, 439, 746, 878, 1119, 1317, 1492, 1756, 1865, 2195, 2238, 2611, 2634, 3073, 3730, 4390, 4476, 5222, 5268, 5595, 6146, 6585, 7460, 7833, 8780, 9219, 10444, 11190, 12292, 13055, 13170, 15365, 15666, 18438, 22380, 26110, 26340, 30730, 31332, 36876, 39165, 46095, 52220, 61460, 78330, 92190, 156660, 163747, 184380, 327494, 491241, 654988, 818735, 982482, 1146229, 1637470, 1964964, 2292458, 2456205, 3274940, 3438687, 4584916, 4912410, 5731145, 6877374, 9824820, 11462290, 13754748, 17193435, 22924580, 34386870, 68773740]

約数ペア:

[(1, 68773740), (2, 34386870), (3, 22924580), (4, 17193435), (5, 13754748), (6, 11462290), (7, 9824820), (10, 6877374), (12, 5731145), (14, 4912410), (15, 4584916), (20, 3438687), (21, 3274940), (28, 2456205), (30, 2292458), (35, 1964964), (42, 1637470), (60, 1146229), (70, 982482), (84, 818735), (105, 654988), (140, 491241), (210, 327494), (373, 184380), (420, 163747), (439, 156660), (746, 92190), (878, 78330), (1119, 61460), (1317, 52220), (1492, 46095), (1756, 39165), (1865, 36876), (2195, 31332), (2238, 30730), (2611, 26340), (2634, 26110), (3073, 22380), (3730, 18438), (4390, 15666), (4476, 15365), (5222, 13170), (5268, 13055), (5595, 12292), (6146, 11190), (6585, 10444), (7460, 9219), (7833, 8780)]