396921280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2243}}^1$

素因数の和:2346

約数の個数: 112

約数和(自身を含む): 1094353920

約数和(自身を除く): 697432640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 140, 158, 160, 224, 280, 316, 320, 395, 448, 553, 560, 632, 790, 1106, 1120, 1264, 1580, 2212, 2240, 2243, 2528, 2765, 3160, 4424, 4486, 5056, 5530, 6320, 8848, 8972, 11060, 11215, 12640, 15701, 17696, 17944, 22120, 22430, 25280, 31402, 35392, 35888, 44240, 44860, 62804, 71776, 78505, 88480, 89720, 125608, 143552, 157010, 176960, 177197, 179440, 251216, 314020, 354394, 358880, 502432, 628040, 708788, 717760, 885985, 1004864, 1240379, 1256080, 1417576, 1771970, 2480758, 2512160, 2835152, 3543940, 4961516, 5024320, 5670304, 6201895, 7087880, 9923032, 11340608, 12403790, 14175760, 19846064, 24807580, 28351520, 39692128, 49615160, 56703040, 79384256, 99230320, 198460640, 396921280]

約数ペア:

[(1, 396921280), (2, 198460640), (4, 99230320), (5, 79384256), (7, 56703040), (8, 49615160), (10, 39692128), (14, 28351520), (16, 24807580), (20, 19846064), (28, 14175760), (32, 12403790), (35, 11340608), (40, 9923032), (56, 7087880), (64, 6201895), (70, 5670304), (79, 5024320), (80, 4961516), (112, 3543940), (140, 2835152), (158, 2512160), (160, 2480758), (224, 1771970), (280, 1417576), (316, 1256080), (320, 1240379), (395, 1004864), (448, 885985), (553, 717760), (560, 708788), (632, 628040), (790, 502432), (1106, 358880), (1120, 354394), (1264, 314020), (1580, 251216), (2212, 179440), (2240, 177197), (2243, 176960), (2528, 157010), (2765, 143552), (3160, 125608), (4424, 89720), (4486, 88480), (5056, 78505), (5530, 71776), (6320, 62804), (8848, 44860), (8972, 44240), (11060, 35888), (11215, 35392), (12640, 31402), (15701, 25280), (17696, 22430), (17944, 22120)]