261359160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{50651}}^1$

素因数の和:50708

約数の個数: 64

約数和(自身を含む): 802327680

約数和(自身を除く): 540968520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 50651, 101302, 151953, 202604, 253255, 303906, 405208, 506510, 607812, 759765, 1013020, 1215624, 1519530, 2026040, 2177993, 3039060, 4355986, 6078120, 6533979, 8711972, 10889965, 13067958, 17423944, 21779930, 26135916, 32669895, 43559860, 52271832, 65339790, 87119720, 130679580, 261359160]

約数ペア:

[(1, 261359160), (2, 130679580), (3, 87119720), (4, 65339790), (5, 52271832), (6, 43559860), (8, 32669895), (10, 26135916), (12, 21779930), (15, 17423944), (20, 13067958), (24, 10889965), (30, 8711972), (40, 6533979), (43, 6078120), (60, 4355986), (86, 3039060), (120, 2177993), (129, 2026040), (172, 1519530), (215, 1215624), (258, 1013020), (344, 759765), (430, 607812), (516, 506510), (645, 405208), (860, 303906), (1032, 253255), (1290, 202604), (1720, 151953), (2580, 101302), (5160, 50651)]