79978360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1129}}^1$

素因数の和:1181

約数の個数: 128

約数和(自身を含む): 234316800

約数和(自身を除く): 154338440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 88, 92, 110, 115, 140, 154, 161, 184, 220, 230, 253, 280, 308, 322, 385, 440, 460, 506, 616, 644, 770, 805, 920, 1012, 1129, 1265, 1288, 1540, 1610, 1771, 2024, 2258, 2530, 3080, 3220, 3542, 4516, 5060, 5645, 6440, 7084, 7903, 8855, 9032, 10120, 11290, 12419, 14168, 15806, 17710, 22580, 24838, 25967, 31612, 35420, 39515, 45160, 49676, 51934, 62095, 63224, 70840, 79030, 86933, 99352, 103868, 124190, 129835, 158060, 173866, 181769, 207736, 248380, 259670, 285637, 316120, 347732, 363538, 434665, 496760, 519340, 571274, 695464, 727076, 869330, 908845, 1038680, 1142548, 1428185, 1454152, 1738660, 1817690, 1999459, 2285096, 2856370, 3477320, 3635380, 3998918, 5712740, 7270760, 7997836, 9997295, 11425480, 15995672, 19994590, 39989180, 79978360]

約数ペア:

[(1, 79978360), (2, 39989180), (4, 19994590), (5, 15995672), (7, 11425480), (8, 9997295), (10, 7997836), (11, 7270760), (14, 5712740), (20, 3998918), (22, 3635380), (23, 3477320), (28, 2856370), (35, 2285096), (40, 1999459), (44, 1817690), (46, 1738660), (55, 1454152), (56, 1428185), (70, 1142548), (77, 1038680), (88, 908845), (92, 869330), (110, 727076), (115, 695464), (140, 571274), (154, 519340), (161, 496760), (184, 434665), (220, 363538), (230, 347732), (253, 316120), (280, 285637), (308, 259670), (322, 248380), (385, 207736), (440, 181769), (460, 173866), (506, 158060), (616, 129835), (644, 124190), (770, 103868), (805, 99352), (920, 86933), (1012, 79030), (1129, 70840), (1265, 63224), (1288, 62095), (1540, 51934), (1610, 49676), (1771, 45160), (2024, 39515), (2258, 35420), (2530, 31612), (3080, 25967), (3220, 24838), (3542, 22580), (4516, 17710), (5060, 15806), (5645, 14168), (6440, 12419), (7084, 11290), (7903, 10120), (8855, 9032)]