256618323888

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1240709}}^1$

素因数の和:1240890

約数の個数: 80

約数和(自身を含む): 689239219200

約数和(自身を除く): 432620895312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 139, 186, 248, 278, 372, 417, 496, 556, 744, 834, 1112, 1488, 1668, 2224, 3336, 4309, 6672, 8618, 12927, 17236, 25854, 34472, 51708, 68944, 103416, 206832, 1240709, 2481418, 3722127, 4962836, 7444254, 9925672, 14888508, 19851344, 29777016, 38461979, 59554032, 76923958, 115385937, 153847916, 172458551, 230771874, 307695832, 344917102, 461543748, 517375653, 615391664, 689834204, 923087496, 1034751306, 1379668408, 1846174992, 2069502612, 2759336816, 4139005224, 5346215081, 8278010448, 10692430162, 16038645243, 21384860324, 32077290486, 42769720648, 64154580972, 85539441296, 128309161944, 256618323888]

約数ペア:

[(1, 256618323888), (2, 128309161944), (3, 85539441296), (4, 64154580972), (6, 42769720648), (8, 32077290486), (12, 21384860324), (16, 16038645243), (24, 10692430162), (31, 8278010448), (48, 5346215081), (62, 4139005224), (93, 2759336816), (124, 2069502612), (139, 1846174992), (186, 1379668408), (248, 1034751306), (278, 923087496), (372, 689834204), (417, 615391664), (496, 517375653), (556, 461543748), (744, 344917102), (834, 307695832), (1112, 230771874), (1488, 172458551), (1668, 153847916), (2224, 115385937), (3336, 76923958), (4309, 59554032), (6672, 38461979), (8618, 29777016), (12927, 19851344), (17236, 14888508), (25854, 9925672), (34472, 7444254), (51708, 4962836), (68944, 3722127), (103416, 2481418), (206832, 1240709)]