820563312

素因数分解:

$2^4\times 3^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{811}}^1$

素因数の和:1126

約数の個数: 80

約数和(自身を含む): 2153112192

約数和(自身を除く): 1332548880

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 107, 197, 214, 321, 394, 428, 591, 642, 788, 811, 856, 1182, 1284, 1576, 1622, 1712, 2364, 2433, 2568, 3152, 3244, 4728, 4866, 5136, 6488, 9456, 9732, 12976, 19464, 21079, 38928, 42158, 63237, 84316, 86777, 126474, 159767, 168632, 173554, 252948, 260331, 319534, 337264, 347108, 479301, 505896, 520662, 639068, 694216, 958602, 1011792, 1041324, 1278136, 1388432, 1917204, 2082648, 2556272, 3834408, 4165296, 7668816, 17095069, 34190138, 51285207, 68380276, 102570414, 136760552, 205140828, 273521104, 410281656, 820563312]

約数ペア:

[(1, 820563312), (2, 410281656), (3, 273521104), (4, 205140828), (6, 136760552), (8, 102570414), (12, 68380276), (16, 51285207), (24, 34190138), (48, 17095069), (107, 7668816), (197, 4165296), (214, 3834408), (321, 2556272), (394, 2082648), (428, 1917204), (591, 1388432), (642, 1278136), (788, 1041324), (811, 1011792), (856, 958602), (1182, 694216), (1284, 639068), (1576, 520662), (1622, 505896), (1712, 479301), (2364, 347108), (2433, 337264), (2568, 319534), (3152, 260331), (3244, 252948), (4728, 173554), (4866, 168632), (5136, 159767), (6488, 126474), (9456, 86777), (9732, 84316), (12976, 63237), (19464, 42158), (21079, 38928)]