78981056

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:119

約数の個数: 168

約数和(自身を含む): 207556608

約数和(自身を除く): 128575552

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 47, 56, 62, 64, 77, 88, 94, 112, 121, 124, 154, 176, 188, 217, 224, 242, 248, 308, 329, 341, 352, 376, 434, 448, 484, 496, 517, 616, 658, 682, 704, 752, 847, 868, 968, 992, 1034, 1232, 1316, 1364, 1457, 1504, 1694, 1736, 1936, 1984, 2068, 2387, 2464, 2632, 2728, 2914, 3008, 3388, 3472, 3619, 3751, 3872, 4136, 4774, 4928, 5264, 5456, 5687, 5828, 6776, 6944, 7238, 7502, 7744, 8272, 9548, 10199, 10528, 10912, 11374, 11656, 13552, 13888, 14476, 15004, 16027, 16544, 19096, 20398, 21056, 21824, 22748, 23312, 26257, 27104, 28952, 30008, 32054, 33088, 38192, 39809, 40796, 45496, 46624, 52514, 54208, 57904, 60016, 64108, 76384, 79618, 81592, 90992, 93248, 105028, 112189, 115808, 120032, 128216, 152768, 159236, 163184, 176297, 181984, 210056, 224378, 231616, 240064, 256432, 318472, 326368, 352594, 363968, 420112, 448756, 512864, 636944, 652736, 705188, 840224, 897512, 1025728, 1234079, 1273888, 1410376, 1680448, 1795024, 2468158, 2547776, 2820752, 3590048, 4936316, 5641504, 7180096, 9872632, 11283008, 19745264, 39490528, 78981056]

約数ペア:

[(1, 78981056), (2, 39490528), (4, 19745264), (7, 11283008), (8, 9872632), (11, 7180096), (14, 5641504), (16, 4936316), (22, 3590048), (28, 2820752), (31, 2547776), (32, 2468158), (44, 1795024), (47, 1680448), (56, 1410376), (62, 1273888), (64, 1234079), (77, 1025728), (88, 897512), (94, 840224), (112, 705188), (121, 652736), (124, 636944), (154, 512864), (176, 448756), (188, 420112), (217, 363968), (224, 352594), (242, 326368), (248, 318472), (308, 256432), (329, 240064), (341, 231616), (352, 224378), (376, 210056), (434, 181984), (448, 176297), (484, 163184), (496, 159236), (517, 152768), (616, 128216), (658, 120032), (682, 115808), (704, 112189), (752, 105028), (847, 93248), (868, 90992), (968, 81592), (992, 79618), (1034, 76384), (1232, 64108), (1316, 60016), (1364, 57904), (1457, 54208), (1504, 52514), (1694, 46624), (1736, 45496), (1936, 40796), (1984, 39809), (2068, 38192), (2387, 33088), (2464, 32054), (2632, 30008), (2728, 28952), (2914, 27104), (3008, 26257), (3388, 23312), (3472, 22748), (3619, 21824), (3751, 21056), (3872, 20398), (4136, 19096), (4774, 16544), (4928, 16027), (5264, 15004), (5456, 14476), (5687, 13888), (5828, 13552), (6776, 11656), (6944, 11374), (7238, 10912), (7502, 10528), (7744, 10199), (8272, 9548)]