61782228

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{373}}^1$

素因数の和:533

約数の個数: 72

約数和(自身を含む): 161729568

約数和(自身を除く): 99947340

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 107, 129, 172, 214, 258, 321, 373, 387, 428, 516, 642, 746, 774, 963, 1119, 1284, 1492, 1548, 1926, 2238, 3357, 3852, 4476, 4601, 6714, 9202, 13428, 13803, 16039, 18404, 27606, 32078, 39911, 41409, 48117, 55212, 64156, 79822, 82818, 96234, 119733, 144351, 159644, 165636, 192468, 239466, 288702, 359199, 478932, 577404, 718398, 1436796, 1716173, 3432346, 5148519, 6864692, 10297038, 15445557, 20594076, 30891114, 61782228]

約数ペア:

[(1, 61782228), (2, 30891114), (3, 20594076), (4, 15445557), (6, 10297038), (9, 6864692), (12, 5148519), (18, 3432346), (36, 1716173), (43, 1436796), (86, 718398), (107, 577404), (129, 478932), (172, 359199), (214, 288702), (258, 239466), (321, 192468), (373, 165636), (387, 159644), (428, 144351), (516, 119733), (642, 96234), (746, 82818), (774, 79822), (963, 64156), (1119, 55212), (1284, 48117), (1492, 41409), (1548, 39911), (1926, 32078), (2238, 27606), (3357, 18404), (3852, 16039), (4476, 13803), (4601, 13428), (6714, 9202)]