31132140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{239}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 94832640

約数和(自身を除く): 63700500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 167, 195, 239, 260, 334, 390, 478, 501, 668, 717, 780, 835, 956, 1002, 1195, 1434, 1670, 2004, 2171, 2390, 2505, 2868, 3107, 3340, 3585, 4342, 4780, 5010, 6214, 6513, 7170, 8684, 9321, 10020, 10855, 12428, 13026, 14340, 15535, 18642, 21710, 26052, 31070, 32565, 37284, 39913, 43420, 46605, 62140, 65130, 79826, 93210, 119739, 130260, 159652, 186420, 199565, 239478, 399130, 478956, 518869, 598695, 798260, 1037738, 1197390, 1556607, 2075476, 2394780, 2594345, 3113214, 5188690, 6226428, 7783035, 10377380, 15566070, 31132140]

約数ペア:

[(1, 31132140), (2, 15566070), (3, 10377380), (4, 7783035), (5, 6226428), (6, 5188690), (10, 3113214), (12, 2594345), (13, 2394780), (15, 2075476), (20, 1556607), (26, 1197390), (30, 1037738), (39, 798260), (52, 598695), (60, 518869), (65, 478956), (78, 399130), (130, 239478), (156, 199565), (167, 186420), (195, 159652), (239, 130260), (260, 119739), (334, 93210), (390, 79826), (478, 65130), (501, 62140), (668, 46605), (717, 43420), (780, 39913), (835, 37284), (956, 32565), (1002, 31070), (1195, 26052), (1434, 21710), (1670, 18642), (2004, 15535), (2171, 14340), (2390, 13026), (2505, 12428), (2868, 10855), (3107, 10020), (3340, 9321), (3585, 8684), (4342, 7170), (4780, 6513), (5010, 6214)]