641244984

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{48491}}^1$

素因数の和:48548

約数の個数: 64

約数和(自身を含む): 1745712000

約数和(自身を除く): 1104467016

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 29, 38, 57, 58, 76, 87, 114, 116, 152, 174, 228, 232, 348, 456, 551, 696, 1102, 1653, 2204, 3306, 4408, 6612, 13224, 48491, 96982, 145473, 193964, 290946, 387928, 581892, 921329, 1163784, 1406239, 1842658, 2763987, 2812478, 3685316, 4218717, 5527974, 5624956, 7370632, 8437434, 11055948, 11249912, 16874868, 22111896, 26718541, 33749736, 53437082, 80155623, 106874164, 160311246, 213748328, 320622492, 641244984]

約数ペア:

[(1, 641244984), (2, 320622492), (3, 213748328), (4, 160311246), (6, 106874164), (8, 80155623), (12, 53437082), (19, 33749736), (24, 26718541), (29, 22111896), (38, 16874868), (57, 11249912), (58, 11055948), (76, 8437434), (87, 7370632), (114, 5624956), (116, 5527974), (152, 4218717), (174, 3685316), (228, 2812478), (232, 2763987), (348, 1842658), (456, 1406239), (551, 1163784), (696, 921329), (1102, 581892), (1653, 387928), (2204, 290946), (3306, 193964), (4408, 145473), (6612, 96982), (13224, 48491)]