27498320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 68448000

約数和(自身を除く): 40949680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 79, 80, 95, 152, 158, 190, 229, 304, 316, 380, 395, 458, 632, 760, 790, 916, 1145, 1264, 1501, 1520, 1580, 1832, 2290, 3002, 3160, 3664, 4351, 4580, 6004, 6320, 7505, 8702, 9160, 12008, 15010, 17404, 18091, 18320, 21755, 24016, 30020, 34808, 36182, 43510, 60040, 69616, 72364, 87020, 90455, 120080, 144728, 174040, 180910, 289456, 343729, 348080, 361820, 687458, 723640, 1374916, 1447280, 1718645, 2749832, 3437290, 5499664, 6874580, 13749160, 27498320]

約数ペア:

[(1, 27498320), (2, 13749160), (4, 6874580), (5, 5499664), (8, 3437290), (10, 2749832), (16, 1718645), (19, 1447280), (20, 1374916), (38, 723640), (40, 687458), (76, 361820), (79, 348080), (80, 343729), (95, 289456), (152, 180910), (158, 174040), (190, 144728), (229, 120080), (304, 90455), (316, 87020), (380, 72364), (395, 69616), (458, 60040), (632, 43510), (760, 36182), (790, 34808), (916, 30020), (1145, 24016), (1264, 21755), (1501, 18320), (1520, 18091), (1580, 17404), (1832, 15010), (2290, 12008), (3002, 9160), (3160, 8702), (3664, 7505), (4351, 6320), (4580, 6004)]