264221916

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{2281}}^1$

素因数の和:2499

約数の個数: 72

約数和(自身を含む): 721130256

約数和(自身を除く): 456908340

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 197, 294, 394, 588, 591, 788, 1182, 1379, 2281, 2364, 2758, 4137, 4562, 5516, 6843, 8274, 9124, 9653, 13686, 15967, 16548, 19306, 27372, 28959, 31934, 38612, 47901, 57918, 63868, 95802, 111769, 115836, 191604, 223538, 335307, 447076, 449357, 670614, 898714, 1341228, 1348071, 1797428, 2696142, 3145499, 5392284, 6290998, 9436497, 12581996, 18872994, 22018493, 37745988, 44036986, 66055479, 88073972, 132110958, 264221916]

約数ペア:

[(1, 264221916), (2, 132110958), (3, 88073972), (4, 66055479), (6, 44036986), (7, 37745988), (12, 22018493), (14, 18872994), (21, 12581996), (28, 9436497), (42, 6290998), (49, 5392284), (84, 3145499), (98, 2696142), (147, 1797428), (196, 1348071), (197, 1341228), (294, 898714), (394, 670614), (588, 449357), (591, 447076), (788, 335307), (1182, 223538), (1379, 191604), (2281, 115836), (2364, 111769), (2758, 95802), (4137, 63868), (4562, 57918), (5516, 47901), (6843, 38612), (8274, 31934), (9124, 28959), (9653, 27372), (13686, 19306), (15967, 16548)]