305007724

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 641366880

約数和(自身を除く): 336359156

約数列:

[1, 2, 4, 7, 14, 28, 37, 73, 74, 109, 146, 148, 218, 259, 292, 436, 511, 518, 763, 1022, 1036, 1369, 1526, 2044, 2701, 2738, 3052, 4033, 5402, 5476, 7957, 8066, 9583, 10804, 15914, 16132, 18907, 19166, 28231, 31828, 37814, 38332, 55699, 56462, 75628, 99937, 111398, 112924, 149221, 199874, 222796, 294409, 298442, 399748, 588818, 596884, 699559, 1044547, 1177636, 1399118, 2060863, 2089094, 2798236, 4121726, 4178188, 8243452, 10893133, 21786266, 43572532, 76251931, 152503862, 305007724]

約数ペア:

[(1, 305007724), (2, 152503862), (4, 76251931), (7, 43572532), (14, 21786266), (28, 10893133), (37, 8243452), (73, 4178188), (74, 4121726), (109, 2798236), (146, 2089094), (148, 2060863), (218, 1399118), (259, 1177636), (292, 1044547), (436, 699559), (511, 596884), (518, 588818), (763, 399748), (1022, 298442), (1036, 294409), (1369, 222796), (1526, 199874), (2044, 149221), (2701, 112924), (2738, 111398), (3052, 99937), (4033, 75628), (5402, 56462), (5476, 55699), (7957, 38332), (8066, 37814), (9583, 31828), (10804, 28231), (15914, 19166), (16132, 18907)]