219740080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4967}}^1$

素因数の和:5066

約数の個数: 80

約数和(自身を含む): 591390720

約数和(自身を除く): 371650640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1580, 2212, 2765, 3160, 4424, 4967, 5530, 6320, 8848, 9934, 11060, 19868, 22120, 24835, 34769, 39736, 44240, 49670, 69538, 79472, 99340, 139076, 173845, 198680, 278152, 347690, 392393, 397360, 556304, 695380, 784786, 1390760, 1569572, 1961965, 2746751, 2781520, 3139144, 3923930, 5493502, 6278288, 7847860, 10987004, 13733755, 15695720, 21974008, 27467510, 31391440, 43948016, 54935020, 109870040, 219740080]

約数ペア:

[(1, 219740080), (2, 109870040), (4, 54935020), (5, 43948016), (7, 31391440), (8, 27467510), (10, 21974008), (14, 15695720), (16, 13733755), (20, 10987004), (28, 7847860), (35, 6278288), (40, 5493502), (56, 3923930), (70, 3139144), (79, 2781520), (80, 2746751), (112, 1961965), (140, 1569572), (158, 1390760), (280, 784786), (316, 695380), (395, 556304), (553, 397360), (560, 392393), (632, 347690), (790, 278152), (1106, 198680), (1264, 173845), (1580, 139076), (2212, 99340), (2765, 79472), (3160, 69538), (4424, 49670), (4967, 44240), (5530, 39736), (6320, 34769), (8848, 24835), (9934, 22120), (11060, 19868)]