200917320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{12781}}^1$

素因数の和:12926

約数の個数: 64

約数和(自身を含む): 607400640

約数和(自身を除く): 406483320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 12781, 15720, 25562, 38343, 51124, 63905, 76686, 102248, 127810, 153372, 191715, 255620, 306744, 383430, 511240, 766860, 1533720, 1674311, 3348622, 5022933, 6697244, 8371555, 10045866, 13394488, 16743110, 20091732, 25114665, 33486220, 40183464, 50229330, 66972440, 100458660, 200917320]

約数ペア:

[(1, 200917320), (2, 100458660), (3, 66972440), (4, 50229330), (5, 40183464), (6, 33486220), (8, 25114665), (10, 20091732), (12, 16743110), (15, 13394488), (20, 10045866), (24, 8371555), (30, 6697244), (40, 5022933), (60, 3348622), (120, 1674311), (131, 1533720), (262, 766860), (393, 511240), (524, 383430), (655, 306744), (786, 255620), (1048, 191715), (1310, 153372), (1572, 127810), (1965, 102248), (2620, 76686), (3144, 63905), (3930, 51124), (5240, 38343), (7860, 25562), (12781, 15720)]