68413020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:795

約数の個数: 96

約数和(自身を含む): 208104960

約数和(自身を除く): 139691940

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, 390, 417, 556, 631, 695, 780, 834, 1262, 1390, 1668, 1807, 1893, 2085, 2524, 2780, 3155, 3614, 3786, 4170, 5421, 6310, 7228, 7572, 8203, 8340, 9035, 9465, 10842, 12620, 16406, 18070, 18930, 21684, 24609, 27105, 32812, 36140, 37860, 41015, 49218, 54210, 82030, 87709, 98436, 108420, 123045, 164060, 175418, 246090, 263127, 350836, 438545, 492180, 526254, 877090, 1052508, 1140217, 1315635, 1754180, 2280434, 2631270, 3420651, 4560868, 5262540, 5701085, 6841302, 11402170, 13682604, 17103255, 22804340, 34206510, 68413020]

約数ペア:

[(1, 68413020), (2, 34206510), (3, 22804340), (4, 17103255), (5, 13682604), (6, 11402170), (10, 6841302), (12, 5701085), (13, 5262540), (15, 4560868), (20, 3420651), (26, 2631270), (30, 2280434), (39, 1754180), (52, 1315635), (60, 1140217), (65, 1052508), (78, 877090), (130, 526254), (139, 492180), (156, 438545), (195, 350836), (260, 263127), (278, 246090), (390, 175418), (417, 164060), (556, 123045), (631, 108420), (695, 98436), (780, 87709), (834, 82030), (1262, 54210), (1390, 49218), (1668, 41015), (1807, 37860), (1893, 36140), (2085, 32812), (2524, 27105), (2780, 24609), (3155, 21684), (3614, 18930), (3786, 18070), (4170, 16406), (5421, 12620), (6310, 10842), (7228, 9465), (7572, 9035), (8203, 8340)]