30172730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:603

約数の個数: 48

約数和(自身を含む): 63776160

約数和(自身を除く): 33603430

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 139, 245, 278, 443, 490, 695, 886, 973, 1390, 1946, 2215, 3101, 4430, 4865, 6202, 6811, 9730, 13622, 15505, 21707, 31010, 34055, 43414, 61577, 68110, 108535, 123154, 217070, 307885, 431039, 615770, 862078, 2155195, 3017273, 4310390, 6034546, 15086365, 30172730]

約数ペア:

[(1, 30172730), (2, 15086365), (5, 6034546), (7, 4310390), (10, 3017273), (14, 2155195), (35, 862078), (49, 615770), (70, 431039), (98, 307885), (139, 217070), (245, 123154), (278, 108535), (443, 68110), (490, 61577), (695, 43414), (886, 34055), (973, 31010), (1390, 21707), (1946, 15505), (2215, 13622), (3101, 9730), (4430, 6811), (4865, 6202)]