331346320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12823}}^1$

素因数の和:12872

約数の個数: 80

約数和(自身を含む): 858695040

約数和(自身を除く): 527348720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1615, 2584, 3230, 5168, 6460, 12823, 12920, 25646, 25840, 51292, 64115, 102584, 128230, 205168, 217991, 243637, 256460, 435982, 487274, 512920, 871964, 974548, 1025840, 1089955, 1218185, 1743928, 1949096, 2179910, 2436370, 3487856, 3898192, 4141829, 4359820, 4872740, 8283658, 8719640, 9745480, 16567316, 17439280, 19490960, 20709145, 33134632, 41418290, 66269264, 82836580, 165673160, 331346320]

約数ペア:

[(1, 331346320), (2, 165673160), (4, 82836580), (5, 66269264), (8, 41418290), (10, 33134632), (16, 20709145), (17, 19490960), (19, 17439280), (20, 16567316), (34, 9745480), (38, 8719640), (40, 8283658), (68, 4872740), (76, 4359820), (80, 4141829), (85, 3898192), (95, 3487856), (136, 2436370), (152, 2179910), (170, 1949096), (190, 1743928), (272, 1218185), (304, 1089955), (323, 1025840), (340, 974548), (380, 871964), (646, 512920), (680, 487274), (760, 435982), (1292, 256460), (1360, 243637), (1520, 217991), (1615, 205168), (2584, 128230), (3230, 102584), (5168, 64115), (6460, 51292), (12823, 25840), (12920, 25646)]