401247840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{119419}}^1$

素因数の和:119444

約数の個数: 96

約数和(自身を含む): 1444504320

約数和(自身を除く): 1043256480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 119419, 238838, 358257, 477676, 597095, 716514, 835933, 955352, 1194190, 1433028, 1671866, 1791285, 1910704, 2388380, 2507799, 2866056, 3343732, 3582570, 3821408, 4179665, 4776760, 5015598, 5732112, 6687464, 7165140, 8359330, 9553520, 10031196, 11464224, 12538995, 13374928, 14330280, 16718660, 19107040, 20062392, 25077990, 26749856, 28660560, 33437320, 40124784, 50155980, 57321120, 66874640, 80249568, 100311960, 133749280, 200623920, 401247840]

約数ペア:

[(1, 401247840), (2, 200623920), (3, 133749280), (4, 100311960), (5, 80249568), (6, 66874640), (7, 57321120), (8, 50155980), (10, 40124784), (12, 33437320), (14, 28660560), (15, 26749856), (16, 25077990), (20, 20062392), (21, 19107040), (24, 16718660), (28, 14330280), (30, 13374928), (32, 12538995), (35, 11464224), (40, 10031196), (42, 9553520), (48, 8359330), (56, 7165140), (60, 6687464), (70, 5732112), (80, 5015598), (84, 4776760), (96, 4179665), (105, 3821408), (112, 3582570), (120, 3343732), (140, 2866056), (160, 2507799), (168, 2388380), (210, 1910704), (224, 1791285), (240, 1671866), (280, 1433028), (336, 1194190), (420, 955352), (480, 835933), (560, 716514), (672, 597095), (840, 477676), (1120, 358257), (1680, 238838), (3360, 119419)]