27720291376

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{563}}^1\times {\mathrm{1087}}^1$

素因数の和:1826

約数の個数: 80

約数和(自身を含む): 57067776000

約数和(自身を除く): 29347484624

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 149, 152, 298, 304, 563, 596, 1087, 1126, 1192, 2174, 2252, 2384, 2831, 4348, 4504, 5662, 8696, 9008, 10697, 11324, 17392, 20653, 21394, 22648, 41306, 42788, 45296, 82612, 83887, 85576, 161963, 165224, 167774, 171152, 323926, 330448, 335548, 611981, 647852, 671096, 1223962, 1295704, 1342192, 1593853, 2447924, 2591408, 3077297, 3187706, 4895848, 6154594, 6375412, 9791696, 11627639, 12309188, 12750824, 23255278, 24618376, 25501648, 46510556, 49236752, 91185169, 93021112, 182370338, 186042224, 364740676, 729481352, 1458962704, 1732518211, 3465036422, 6930072844, 13860145688, 27720291376]

約数ペア:

[(1, 27720291376), (2, 13860145688), (4, 6930072844), (8, 3465036422), (16, 1732518211), (19, 1458962704), (38, 729481352), (76, 364740676), (149, 186042224), (152, 182370338), (298, 93021112), (304, 91185169), (563, 49236752), (596, 46510556), (1087, 25501648), (1126, 24618376), (1192, 23255278), (2174, 12750824), (2252, 12309188), (2384, 11627639), (2831, 9791696), (4348, 6375412), (4504, 6154594), (5662, 4895848), (8696, 3187706), (9008, 3077297), (10697, 2591408), (11324, 2447924), (17392, 1593853), (20653, 1342192), (21394, 1295704), (22648, 1223962), (41306, 671096), (42788, 647852), (45296, 611981), (82612, 335548), (83887, 330448), (85576, 323926), (161963, 171152), (165224, 167774)]