338049296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:664

約数の個数: 80

約数和(自身を含む): 736619520

約数和(自身を除く): 398570224

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 103, 104, 124, 206, 208, 248, 403, 412, 496, 509, 806, 824, 1018, 1339, 1612, 1648, 2036, 2678, 3193, 3224, 4072, 5356, 6386, 6448, 6617, 8144, 10712, 12772, 13234, 15779, 21424, 25544, 26468, 31558, 41509, 51088, 52427, 52936, 63116, 83018, 104854, 105872, 126232, 166036, 205127, 209708, 252464, 332072, 410254, 419416, 664144, 681551, 820508, 838832, 1363102, 1625237, 1641016, 2726204, 3250474, 3282032, 5452408, 6500948, 10904816, 13001896, 21128081, 26003792, 42256162, 84512324, 169024648, 338049296]

約数ペア:

[(1, 338049296), (2, 169024648), (4, 84512324), (8, 42256162), (13, 26003792), (16, 21128081), (26, 13001896), (31, 10904816), (52, 6500948), (62, 5452408), (103, 3282032), (104, 3250474), (124, 2726204), (206, 1641016), (208, 1625237), (248, 1363102), (403, 838832), (412, 820508), (496, 681551), (509, 664144), (806, 419416), (824, 410254), (1018, 332072), (1339, 252464), (1612, 209708), (1648, 205127), (2036, 166036), (2678, 126232), (3193, 105872), (3224, 104854), (4072, 83018), (5356, 63116), (6386, 52936), (6448, 52427), (6617, 51088), (8144, 41509), (10712, 31558), (12772, 26468), (13234, 25544), (15779, 21424)]