172609740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{769}}^1$

素因数の和:856

約数の個数: 144

約数和(自身を含む): 554954400

約数和(自身を除く): 382344660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 43, 45, 58, 60, 86, 87, 90, 116, 129, 145, 172, 174, 180, 215, 258, 261, 290, 348, 387, 430, 435, 516, 522, 580, 645, 769, 774, 860, 870, 1044, 1247, 1290, 1305, 1538, 1548, 1740, 1935, 2307, 2494, 2580, 2610, 3076, 3741, 3845, 3870, 4614, 4988, 5220, 6235, 6921, 7482, 7690, 7740, 9228, 11223, 11535, 12470, 13842, 14964, 15380, 18705, 22301, 22446, 23070, 24940, 27684, 33067, 34605, 37410, 44602, 44892, 46140, 56115, 66134, 66903, 69210, 74820, 89204, 99201, 111505, 112230, 132268, 133806, 138420, 165335, 198402, 200709, 223010, 224460, 267612, 297603, 330670, 334515, 396804, 401418, 446020, 496005, 595206, 661340, 669030, 802836, 958943, 992010, 1003545, 1190412, 1338060, 1488015, 1917886, 1984020, 2007090, 2876829, 2976030, 3835772, 4014180, 4794715, 5753658, 5952060, 8630487, 9589430, 11507316, 14384145, 17260974, 19178860, 28768290, 34521948, 43152435, 57536580, 86304870, 172609740]

約数ペア:

[(1, 172609740), (2, 86304870), (3, 57536580), (4, 43152435), (5, 34521948), (6, 28768290), (9, 19178860), (10, 17260974), (12, 14384145), (15, 11507316), (18, 9589430), (20, 8630487), (29, 5952060), (30, 5753658), (36, 4794715), (43, 4014180), (45, 3835772), (58, 2976030), (60, 2876829), (86, 2007090), (87, 1984020), (90, 1917886), (116, 1488015), (129, 1338060), (145, 1190412), (172, 1003545), (174, 992010), (180, 958943), (215, 802836), (258, 669030), (261, 661340), (290, 595206), (348, 496005), (387, 446020), (430, 401418), (435, 396804), (516, 334515), (522, 330670), (580, 297603), (645, 267612), (769, 224460), (774, 223010), (860, 200709), (870, 198402), (1044, 165335), (1247, 138420), (1290, 133806), (1305, 132268), (1538, 112230), (1548, 111505), (1740, 99201), (1935, 89204), (2307, 74820), (2494, 69210), (2580, 66903), (2610, 66134), (3076, 56115), (3741, 46140), (3845, 44892), (3870, 44602), (4614, 37410), (4988, 34605), (5220, 33067), (6235, 27684), (6921, 24940), (7482, 23070), (7690, 22446), (7740, 22301), (9228, 18705), (11223, 15380), (11535, 14964), (12470, 13842)]