210903140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{19069}}^1$

素因数の和:19164

約数の個数: 48

約数和(自身を含む): 512601600

約数和(自身を除く): 301698460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 11060, 19069, 38138, 76276, 95345, 133483, 190690, 266966, 381380, 533932, 667415, 1334830, 1506451, 2669660, 3012902, 6025804, 7532255, 10545157, 15064510, 21090314, 30129020, 42180628, 52725785, 105451570, 210903140]

約数ペア:

[(1, 210903140), (2, 105451570), (4, 52725785), (5, 42180628), (7, 30129020), (10, 21090314), (14, 15064510), (20, 10545157), (28, 7532255), (35, 6025804), (70, 3012902), (79, 2669660), (140, 1506451), (158, 1334830), (316, 667415), (395, 533932), (553, 381380), (790, 266966), (1106, 190690), (1580, 133483), (2212, 95345), (2765, 76276), (5530, 38138), (11060, 19069)]