31155120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43271}}^1$

素因数の和:43290

約数の個数: 60

約数和(自身を含む): 104631696

約数和(自身を除く): 73476576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 43271, 86542, 129813, 173084, 216355, 259626, 346168, 389439, 432710, 519252, 649065, 692336, 778878, 865420, 1038504, 1298130, 1557756, 1730840, 1947195, 2077008, 2596260, 3115512, 3461680, 3894390, 5192520, 6231024, 7788780, 10385040, 15577560, 31155120]

約数ペア:

[(1, 31155120), (2, 15577560), (3, 10385040), (4, 7788780), (5, 6231024), (6, 5192520), (8, 3894390), (9, 3461680), (10, 3115512), (12, 2596260), (15, 2077008), (16, 1947195), (18, 1730840), (20, 1557756), (24, 1298130), (30, 1038504), (36, 865420), (40, 778878), (45, 692336), (48, 649065), (60, 519252), (72, 432710), (80, 389439), (90, 346168), (120, 259626), (144, 216355), (180, 173084), (240, 129813), (360, 86542), (720, 43271)]