401485680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{185873}}^1$

素因数の和:185895

約数の個数: 80

約数和(自身を含む): 1382902560

約数和(自身を除く): 981416880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 185873, 371746, 557619, 743492, 929365, 1115238, 1486984, 1672857, 1858730, 2230476, 2788095, 2973968, 3345714, 3717460, 4460952, 5018571, 5576190, 6691428, 7434920, 8364285, 8921904, 10037142, 11152380, 13382856, 14869840, 16728570, 20074284, 22304760, 25092855, 26765712, 33457140, 40148568, 44609520, 50185710, 66914280, 80297136, 100371420, 133828560, 200742840, 401485680]

約数ペア:

[(1, 401485680), (2, 200742840), (3, 133828560), (4, 100371420), (5, 80297136), (6, 66914280), (8, 50185710), (9, 44609520), (10, 40148568), (12, 33457140), (15, 26765712), (16, 25092855), (18, 22304760), (20, 20074284), (24, 16728570), (27, 14869840), (30, 13382856), (36, 11152380), (40, 10037142), (45, 8921904), (48, 8364285), (54, 7434920), (60, 6691428), (72, 5576190), (80, 5018571), (90, 4460952), (108, 3717460), (120, 3345714), (135, 2973968), (144, 2788095), (180, 2230476), (216, 1858730), (240, 1672857), (270, 1486984), (360, 1115238), (432, 929365), (540, 743492), (720, 557619), (1080, 371746), (2160, 185873)]