68782420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:601

約数の個数: 96

約数和(自身を含む): 176795136

約数和(自身を除く): 108012716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 41, 46, 70, 82, 92, 115, 140, 161, 164, 205, 230, 287, 322, 410, 460, 521, 574, 644, 805, 820, 943, 1042, 1148, 1435, 1610, 1886, 2084, 2605, 2870, 3220, 3647, 3772, 4715, 5210, 5740, 6601, 7294, 9430, 10420, 11983, 13202, 14588, 18235, 18860, 21361, 23966, 26404, 33005, 36470, 42722, 47932, 59915, 66010, 72940, 83881, 85444, 106805, 119830, 132020, 149527, 167762, 213610, 239660, 299054, 335524, 419405, 427220, 491303, 598108, 747635, 838810, 982606, 1495270, 1677620, 1965212, 2456515, 2990540, 3439121, 4913030, 6878242, 9826060, 13756484, 17195605, 34391210, 68782420]

約数ペア:

[(1, 68782420), (2, 34391210), (4, 17195605), (5, 13756484), (7, 9826060), (10, 6878242), (14, 4913030), (20, 3439121), (23, 2990540), (28, 2456515), (35, 1965212), (41, 1677620), (46, 1495270), (70, 982606), (82, 838810), (92, 747635), (115, 598108), (140, 491303), (161, 427220), (164, 419405), (205, 335524), (230, 299054), (287, 239660), (322, 213610), (410, 167762), (460, 149527), (521, 132020), (574, 119830), (644, 106805), (805, 85444), (820, 83881), (943, 72940), (1042, 66010), (1148, 59915), (1435, 47932), (1610, 42722), (1886, 36470), (2084, 33005), (2605, 26404), (2870, 23966), (3220, 21361), (3647, 18860), (3772, 18235), (4715, 14588), (5210, 13202), (5740, 11983), (6601, 10420), (7294, 9430)]