402529296

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20809}}^1$

素因数の和:20864

約数の個数: 80

約数和(自身を含む): 1156037120

約数和(自身を除く): 753507824

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 20809, 41618, 62427, 83236, 124854, 166472, 249708, 270517, 332944, 499416, 541034, 645079, 811551, 998832, 1082068, 1290158, 1623102, 1935237, 2164136, 2580316, 3246204, 3870474, 4328272, 5160632, 6492408, 7740948, 8386027, 10321264, 12984816, 15481896, 16772054, 25158081, 30963792, 33544108, 50316162, 67088216, 100632324, 134176432, 201264648, 402529296]

約数ペア:

[(1, 402529296), (2, 201264648), (3, 134176432), (4, 100632324), (6, 67088216), (8, 50316162), (12, 33544108), (13, 30963792), (16, 25158081), (24, 16772054), (26, 15481896), (31, 12984816), (39, 10321264), (48, 8386027), (52, 7740948), (62, 6492408), (78, 5160632), (93, 4328272), (104, 3870474), (124, 3246204), (156, 2580316), (186, 2164136), (208, 1935237), (248, 1623102), (312, 1290158), (372, 1082068), (403, 998832), (496, 811551), (624, 645079), (744, 541034), (806, 499416), (1209, 332944), (1488, 270517), (1612, 249708), (2418, 166472), (3224, 124854), (4836, 83236), (6448, 62427), (9672, 41618), (19344, 20809)]