490660656

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1993}}^1$

素因数の和:2250

約数の個数: 80

約数和(自身を含む): 1329248256

約数和(自身を除く): 838587600

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 223, 276, 368, 446, 552, 669, 892, 1104, 1338, 1784, 1993, 2676, 3568, 3986, 5129, 5352, 5979, 7972, 10258, 10704, 11958, 15387, 15944, 20516, 23916, 30774, 31888, 41032, 45839, 47832, 61548, 82064, 91678, 95664, 123096, 137517, 183356, 246192, 275034, 366712, 444439, 550068, 733424, 888878, 1100136, 1333317, 1777756, 2200272, 2666634, 3555512, 5333268, 7111024, 10222097, 10666536, 20444194, 21333072, 30666291, 40888388, 61332582, 81776776, 122665164, 163553552, 245330328, 490660656]

約数ペア:

[(1, 490660656), (2, 245330328), (3, 163553552), (4, 122665164), (6, 81776776), (8, 61332582), (12, 40888388), (16, 30666291), (23, 21333072), (24, 20444194), (46, 10666536), (48, 10222097), (69, 7111024), (92, 5333268), (138, 3555512), (184, 2666634), (223, 2200272), (276, 1777756), (368, 1333317), (446, 1100136), (552, 888878), (669, 733424), (892, 550068), (1104, 444439), (1338, 366712), (1784, 275034), (1993, 246192), (2676, 183356), (3568, 137517), (3986, 123096), (5129, 95664), (5352, 91678), (5979, 82064), (7972, 61548), (10258, 47832), (10704, 45839), (11958, 41032), (15387, 31888), (15944, 30774), (20516, 23916)]