215758984

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1019}}^1$

素因数の和:1250

約数の個数: 64

約数和(自身を含む): 489600000

約数和(自身を除く): 273841016

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 199, 266, 398, 532, 796, 1019, 1064, 1393, 1592, 2038, 2786, 3781, 4076, 5572, 7133, 7562, 8152, 11144, 14266, 15124, 19361, 26467, 28532, 30248, 38722, 52934, 57064, 77444, 105868, 135527, 154888, 202781, 211736, 271054, 405562, 542108, 811124, 1084216, 1419467, 1622248, 2838934, 3852839, 5677868, 7705678, 11355736, 15411356, 26969873, 30822712, 53939746, 107879492, 215758984]

約数ペア:

[(1, 215758984), (2, 107879492), (4, 53939746), (7, 30822712), (8, 26969873), (14, 15411356), (19, 11355736), (28, 7705678), (38, 5677868), (56, 3852839), (76, 2838934), (133, 1622248), (152, 1419467), (199, 1084216), (266, 811124), (398, 542108), (532, 405562), (796, 271054), (1019, 211736), (1064, 202781), (1393, 154888), (1592, 135527), (2038, 105868), (2786, 77444), (3781, 57064), (4076, 52934), (5572, 38722), (7133, 30248), (7562, 28532), (8152, 26467), (11144, 19361), (14266, 15124)]