79348640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:407

約数の個数: 144

約数和(自身を含む): 226233000

約数和(自身を除く): 146884360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 70, 80, 98, 112, 116, 140, 145, 160, 196, 203, 224, 232, 245, 280, 290, 349, 392, 406, 464, 490, 560, 580, 698, 784, 812, 928, 980, 1015, 1120, 1160, 1396, 1421, 1568, 1624, 1745, 1960, 2030, 2320, 2443, 2792, 2842, 3248, 3490, 3920, 4060, 4640, 4886, 5584, 5684, 6496, 6980, 7105, 7840, 8120, 9772, 10121, 11168, 11368, 12215, 13960, 14210, 16240, 17101, 19544, 20242, 22736, 24430, 27920, 28420, 32480, 34202, 39088, 40484, 45472, 48860, 50605, 55840, 56840, 68404, 70847, 78176, 80968, 85505, 97720, 101210, 113680, 136808, 141694, 161936, 171010, 195440, 202420, 227360, 273616, 283388, 323872, 342020, 354235, 390880, 404840, 495929, 547232, 566776, 684040, 708470, 809680, 991858, 1133552, 1368080, 1416940, 1619360, 1983716, 2267104, 2479645, 2736160, 2833880, 3967432, 4959290, 5667760, 7934864, 9918580, 11335520, 15869728, 19837160, 39674320, 79348640]

約数ペア:

[(1, 79348640), (2, 39674320), (4, 19837160), (5, 15869728), (7, 11335520), (8, 9918580), (10, 7934864), (14, 5667760), (16, 4959290), (20, 3967432), (28, 2833880), (29, 2736160), (32, 2479645), (35, 2267104), (40, 1983716), (49, 1619360), (56, 1416940), (58, 1368080), (70, 1133552), (80, 991858), (98, 809680), (112, 708470), (116, 684040), (140, 566776), (145, 547232), (160, 495929), (196, 404840), (203, 390880), (224, 354235), (232, 342020), (245, 323872), (280, 283388), (290, 273616), (349, 227360), (392, 202420), (406, 195440), (464, 171010), (490, 161936), (560, 141694), (580, 136808), (698, 113680), (784, 101210), (812, 97720), (928, 85505), (980, 80968), (1015, 78176), (1120, 70847), (1160, 68404), (1396, 56840), (1421, 55840), (1568, 50605), (1624, 48860), (1745, 45472), (1960, 40484), (2030, 39088), (2320, 34202), (2443, 32480), (2792, 28420), (2842, 27920), (3248, 24430), (3490, 22736), (3920, 20242), (4060, 19544), (4640, 17101), (4886, 16240), (5584, 14210), (5684, 13960), (6496, 12215), (6980, 11368), (7105, 11168), (7840, 10121), (8120, 9772)]