428174040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{509731}}^1$

素因数の和:509752

約数の個数: 64

約数和(自身を含む): 1468028160

約数和(自身を除く): 1039854120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 509731, 1019462, 1529193, 2038924, 2548655, 3058386, 3568117, 4077848, 5097310, 6116772, 7136234, 7645965, 10194620, 10704351, 12233544, 14272468, 15291930, 17840585, 20389240, 21408702, 28544936, 30583860, 35681170, 42817404, 53521755, 61167720, 71362340, 85634808, 107043510, 142724680, 214087020, 428174040]

約数ペア:

[(1, 428174040), (2, 214087020), (3, 142724680), (4, 107043510), (5, 85634808), (6, 71362340), (7, 61167720), (8, 53521755), (10, 42817404), (12, 35681170), (14, 30583860), (15, 28544936), (20, 21408702), (21, 20389240), (24, 17840585), (28, 15291930), (30, 14272468), (35, 12233544), (40, 10704351), (42, 10194620), (56, 7645965), (60, 7136234), (70, 6116772), (84, 5097310), (105, 4077848), (120, 3568117), (140, 3058386), (168, 2548655), (210, 2038924), (280, 1529193), (420, 1019462), (840, 509731)]