31767060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 96808320

約数和(自身を除く): 65041260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 139, 156, 195, 260, 278, 293, 390, 417, 556, 586, 695, 780, 834, 879, 1172, 1390, 1465, 1668, 1758, 1807, 2085, 2780, 2930, 3516, 3614, 3809, 4170, 4395, 5421, 5860, 7228, 7618, 8340, 8790, 9035, 10842, 11427, 15236, 17580, 18070, 19045, 21684, 22854, 27105, 36140, 38090, 40727, 45708, 54210, 57135, 76180, 81454, 108420, 114270, 122181, 162908, 203635, 228540, 244362, 407270, 488724, 529451, 610905, 814540, 1058902, 1221810, 1588353, 2117804, 2443620, 2647255, 3176706, 5294510, 6353412, 7941765, 10589020, 15883530, 31767060]

約数ペア:

[(1, 31767060), (2, 15883530), (3, 10589020), (4, 7941765), (5, 6353412), (6, 5294510), (10, 3176706), (12, 2647255), (13, 2443620), (15, 2117804), (20, 1588353), (26, 1221810), (30, 1058902), (39, 814540), (52, 610905), (60, 529451), (65, 488724), (78, 407270), (130, 244362), (139, 228540), (156, 203635), (195, 162908), (260, 122181), (278, 114270), (293, 108420), (390, 81454), (417, 76180), (556, 57135), (586, 54210), (695, 45708), (780, 40727), (834, 38090), (879, 36140), (1172, 27105), (1390, 22854), (1465, 21684), (1668, 19045), (1758, 18070), (1807, 17580), (2085, 15236), (2780, 11427), (2930, 10842), (3516, 9035), (3614, 8790), (3809, 8340), (4170, 7618), (4395, 7228), (5421, 5860)]