1218720672

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{325513}}^1$

素因数の和:325542

約数の個数: 72

約数和(自身を含む): 3732343524

約数和(自身を除く): 2513622852

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 325513, 651026, 976539, 1302052, 1953078, 2604104, 2929617, 3906156, 4231669, 5208208, 5859234, 7812312, 8463338, 10416416, 11718468, 12695007, 15624624, 16926676, 23436936, 25390014, 31249248, 33853352, 38085021, 46873872, 50780028, 67706704, 76170042, 93747744, 101560056, 135413408, 152340084, 203120112, 304680168, 406240224, 609360336, 1218720672]

約数ペア:

[(1, 1218720672), (2, 609360336), (3, 406240224), (4, 304680168), (6, 203120112), (8, 152340084), (9, 135413408), (12, 101560056), (13, 93747744), (16, 76170042), (18, 67706704), (24, 50780028), (26, 46873872), (32, 38085021), (36, 33853352), (39, 31249248), (48, 25390014), (52, 23436936), (72, 16926676), (78, 15624624), (96, 12695007), (104, 11718468), (117, 10416416), (144, 8463338), (156, 7812312), (208, 5859234), (234, 5208208), (288, 4231669), (312, 3906156), (416, 2929617), (468, 2604104), (624, 1953078), (936, 1302052), (1248, 976539), (1872, 651026), (3744, 325513)]