68502420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{54367}}^1$

素因数の和:54389

約数の個数: 72

約数和(自身を含む): 237479424

約数和(自身を除く): 168977004

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 54367, 108734, 163101, 217468, 271835, 326202, 380569, 489303, 543670, 652404, 761138, 815505, 978606, 1087340, 1141707, 1522276, 1631010, 1902845, 1957212, 2283414, 2446515, 3262020, 3425121, 3805690, 4566828, 4893030, 5708535, 6850242, 7611380, 9786060, 11417070, 13700484, 17125605, 22834140, 34251210, 68502420]

約数ペア:

[(1, 68502420), (2, 34251210), (3, 22834140), (4, 17125605), (5, 13700484), (6, 11417070), (7, 9786060), (9, 7611380), (10, 6850242), (12, 5708535), (14, 4893030), (15, 4566828), (18, 3805690), (20, 3425121), (21, 3262020), (28, 2446515), (30, 2283414), (35, 1957212), (36, 1902845), (42, 1631010), (45, 1522276), (60, 1141707), (63, 1087340), (70, 978606), (84, 815505), (90, 761138), (105, 652404), (126, 543670), (140, 489303), (180, 380569), (210, 326202), (252, 271835), (315, 217468), (420, 163101), (630, 108734), (1260, 54367)]