131777640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{941}}^1$

素因数の和:1347

約数の個数: 96

約数和(自身を含む): 429834600

約数和(自身を除く): 298056960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 389, 778, 941, 1167, 1556, 1882, 1945, 2334, 2823, 3112, 3501, 3764, 3890, 4668, 4705, 5646, 5835, 7002, 7528, 7780, 8469, 9336, 9410, 11292, 11670, 14004, 14115, 15560, 16938, 17505, 18820, 22584, 23340, 28008, 28230, 33876, 35010, 37640, 42345, 46680, 56460, 67752, 70020, 84690, 112920, 140040, 169380, 338760, 366049, 732098, 1098147, 1464196, 1830245, 2196294, 2928392, 3294441, 3660490, 4392588, 5490735, 6588882, 7320980, 8785176, 10981470, 13177764, 14641960, 16472205, 21962940, 26355528, 32944410, 43925880, 65888820, 131777640]

約数ペア:

[(1, 131777640), (2, 65888820), (3, 43925880), (4, 32944410), (5, 26355528), (6, 21962940), (8, 16472205), (9, 14641960), (10, 13177764), (12, 10981470), (15, 8785176), (18, 7320980), (20, 6588882), (24, 5490735), (30, 4392588), (36, 3660490), (40, 3294441), (45, 2928392), (60, 2196294), (72, 1830245), (90, 1464196), (120, 1098147), (180, 732098), (360, 366049), (389, 338760), (778, 169380), (941, 140040), (1167, 112920), (1556, 84690), (1882, 70020), (1945, 67752), (2334, 56460), (2823, 46680), (3112, 42345), (3501, 37640), (3764, 35010), (3890, 33876), (4668, 28230), (4705, 28008), (5646, 23340), (5835, 22584), (7002, 18820), (7528, 17505), (7780, 16938), (8469, 15560), (9336, 14115), (9410, 14004), (11292, 11670)]