30908040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:279

約数の個数: 128

約数和(自身を含む): 99792000

約数和(自身を除く): 68883960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 109, 120, 136, 139, 170, 204, 218, 255, 278, 327, 340, 408, 417, 436, 510, 545, 556, 654, 680, 695, 834, 872, 1020, 1090, 1112, 1308, 1390, 1635, 1668, 1853, 2040, 2085, 2180, 2363, 2616, 2780, 3270, 3336, 3706, 4170, 4360, 4726, 5559, 5560, 6540, 7089, 7412, 8340, 9265, 9452, 11118, 11815, 13080, 14178, 14824, 15151, 16680, 18530, 18904, 22236, 23630, 27795, 28356, 30302, 35445, 37060, 44472, 45453, 47260, 55590, 56712, 60604, 70890, 74120, 75755, 90906, 94520, 111180, 121208, 141780, 151510, 181812, 222360, 227265, 257567, 283560, 303020, 363624, 454530, 515134, 606040, 772701, 909060, 1030268, 1287835, 1545402, 1818120, 2060536, 2575670, 3090804, 3863505, 5151340, 6181608, 7727010, 10302680, 15454020, 30908040]

約数ペア:

[(1, 30908040), (2, 15454020), (3, 10302680), (4, 7727010), (5, 6181608), (6, 5151340), (8, 3863505), (10, 3090804), (12, 2575670), (15, 2060536), (17, 1818120), (20, 1545402), (24, 1287835), (30, 1030268), (34, 909060), (40, 772701), (51, 606040), (60, 515134), (68, 454530), (85, 363624), (102, 303020), (109, 283560), (120, 257567), (136, 227265), (139, 222360), (170, 181812), (204, 151510), (218, 141780), (255, 121208), (278, 111180), (327, 94520), (340, 90906), (408, 75755), (417, 74120), (436, 70890), (510, 60604), (545, 56712), (556, 55590), (654, 47260), (680, 45453), (695, 44472), (834, 37060), (872, 35445), (1020, 30302), (1090, 28356), (1112, 27795), (1308, 23630), (1390, 22236), (1635, 18904), (1668, 18530), (1853, 16680), (2040, 15151), (2085, 14824), (2180, 14178), (2363, 13080), (2616, 11815), (2780, 11118), (3270, 9452), (3336, 9265), (3706, 8340), (4170, 7412), (4360, 7089), (4726, 6540), (5559, 5560)]