121921240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^2\times {\mathrm{97}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 321541920

約数和(自身を除く): 199620680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 97, 134, 140, 194, 268, 280, 335, 388, 469, 485, 536, 670, 679, 776, 938, 970, 1340, 1358, 1876, 1940, 2345, 2680, 2716, 3395, 3752, 3880, 4489, 4690, 5432, 6499, 6790, 8978, 9380, 12998, 13580, 17956, 18760, 22445, 25996, 27160, 31423, 32495, 35912, 44890, 45493, 51992, 62846, 64990, 89780, 90986, 125692, 129980, 157115, 179560, 181972, 227465, 251384, 259960, 314230, 363944, 435433, 454930, 628460, 870866, 909860, 1256920, 1741732, 1819720, 2177165, 3048031, 3483464, 4354330, 6096062, 8708660, 12192124, 15240155, 17417320, 24384248, 30480310, 60960620, 121921240]

約数ペア:

[(1, 121921240), (2, 60960620), (4, 30480310), (5, 24384248), (7, 17417320), (8, 15240155), (10, 12192124), (14, 8708660), (20, 6096062), (28, 4354330), (35, 3483464), (40, 3048031), (56, 2177165), (67, 1819720), (70, 1741732), (97, 1256920), (134, 909860), (140, 870866), (194, 628460), (268, 454930), (280, 435433), (335, 363944), (388, 314230), (469, 259960), (485, 251384), (536, 227465), (670, 181972), (679, 179560), (776, 157115), (938, 129980), (970, 125692), (1340, 90986), (1358, 89780), (1876, 64990), (1940, 62846), (2345, 51992), (2680, 45493), (2716, 44890), (3395, 35912), (3752, 32495), (3880, 31423), (4489, 27160), (4690, 25996), (5432, 22445), (6499, 18760), (6790, 17956), (8978, 13580), (9380, 12998)]