390366928

素因数分解:

$2^4\times 7^3\times {\mathrm{83}}^1\times {\mathrm{857}}^1$

素因数の和:969

約数の個数: 80

約数和(自身を含む): 893692800

約数和(自身を除く): 503325872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 83, 98, 112, 166, 196, 332, 343, 392, 581, 664, 686, 784, 857, 1162, 1328, 1372, 1714, 2324, 2744, 3428, 4067, 4648, 5488, 5999, 6856, 8134, 9296, 11998, 13712, 16268, 23996, 28469, 32536, 41993, 47992, 56938, 65072, 71131, 83986, 95984, 113876, 142262, 167972, 227752, 284524, 293951, 335944, 455504, 497917, 569048, 587902, 671888, 995834, 1138096, 1175804, 1991668, 2351608, 3485419, 3983336, 4703216, 6970838, 7966672, 13941676, 24397933, 27883352, 48795866, 55766704, 97591732, 195183464, 390366928]

約数ペア:

[(1, 390366928), (2, 195183464), (4, 97591732), (7, 55766704), (8, 48795866), (14, 27883352), (16, 24397933), (28, 13941676), (49, 7966672), (56, 6970838), (83, 4703216), (98, 3983336), (112, 3485419), (166, 2351608), (196, 1991668), (332, 1175804), (343, 1138096), (392, 995834), (581, 671888), (664, 587902), (686, 569048), (784, 497917), (857, 455504), (1162, 335944), (1328, 293951), (1372, 284524), (1714, 227752), (2324, 167972), (2744, 142262), (3428, 113876), (4067, 95984), (4648, 83986), (5488, 71131), (5999, 65072), (6856, 56938), (8134, 47992), (9296, 41993), (11998, 32536), (13712, 28469), (16268, 23996)]