68937015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 131420160

約数和(自身を除く): 62483145

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 61, 105, 141, 183, 229, 235, 305, 329, 427, 687, 705, 915, 987, 1145, 1281, 1603, 1645, 2135, 2867, 3435, 4809, 4935, 6405, 8015, 8601, 10763, 13969, 14335, 20069, 24045, 32289, 41907, 43005, 53815, 60207, 69845, 75341, 97783, 100345, 161445, 209535, 226023, 293349, 301035, 376705, 488915, 656543, 1130115, 1466745, 1969629, 3282715, 4595801, 9848145, 13787403, 22979005, 68937015]

約数ペア:

[(1, 68937015), (3, 22979005), (5, 13787403), (7, 9848145), (15, 4595801), (21, 3282715), (35, 1969629), (47, 1466745), (61, 1130115), (105, 656543), (141, 488915), (183, 376705), (229, 301035), (235, 293349), (305, 226023), (329, 209535), (427, 161445), (687, 100345), (705, 97783), (915, 75341), (987, 69845), (1145, 60207), (1281, 53815), (1603, 43005), (1645, 41907), (2135, 32289), (2867, 24045), (3435, 20069), (4809, 14335), (4935, 13969), (6405, 10763), (8015, 8601)]