80297520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:267

約数の個数: 160

約数和(自身を含む): 262483200

約数和(自身を除く): 182185680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 83, 87, 116, 120, 139, 145, 166, 174, 232, 240, 249, 278, 290, 332, 348, 415, 417, 435, 464, 498, 556, 580, 664, 695, 696, 830, 834, 870, 996, 1112, 1160, 1245, 1328, 1390, 1392, 1660, 1668, 1740, 1992, 2085, 2224, 2320, 2407, 2490, 2780, 3320, 3336, 3480, 3984, 4031, 4170, 4814, 4980, 5560, 6640, 6672, 6960, 7221, 8062, 8340, 9628, 9960, 11120, 11537, 12035, 12093, 14442, 16124, 16680, 19256, 19920, 20155, 23074, 24070, 24186, 28884, 32248, 33360, 34611, 36105, 38512, 40310, 46148, 48140, 48372, 57685, 57768, 60465, 64496, 69222, 72210, 80620, 92296, 96280, 96744, 115370, 115536, 120930, 138444, 144420, 161240, 173055, 184592, 192560, 193488, 230740, 241860, 276888, 288840, 322480, 334573, 346110, 461480, 483720, 553776, 577680, 669146, 692220, 922960, 967440, 1003719, 1338292, 1384440, 1672865, 2007438, 2676584, 2768880, 3345730, 4014876, 5018595, 5353168, 6691460, 8029752, 10037190, 13382920, 16059504, 20074380, 26765840, 40148760, 80297520]

約数ペア:

[(1, 80297520), (2, 40148760), (3, 26765840), (4, 20074380), (5, 16059504), (6, 13382920), (8, 10037190), (10, 8029752), (12, 6691460), (15, 5353168), (16, 5018595), (20, 4014876), (24, 3345730), (29, 2768880), (30, 2676584), (40, 2007438), (48, 1672865), (58, 1384440), (60, 1338292), (80, 1003719), (83, 967440), (87, 922960), (116, 692220), (120, 669146), (139, 577680), (145, 553776), (166, 483720), (174, 461480), (232, 346110), (240, 334573), (249, 322480), (278, 288840), (290, 276888), (332, 241860), (348, 230740), (415, 193488), (417, 192560), (435, 184592), (464, 173055), (498, 161240), (556, 144420), (580, 138444), (664, 120930), (695, 115536), (696, 115370), (830, 96744), (834, 96280), (870, 92296), (996, 80620), (1112, 72210), (1160, 69222), (1245, 64496), (1328, 60465), (1390, 57768), (1392, 57685), (1660, 48372), (1668, 48140), (1740, 46148), (1992, 40310), (2085, 38512), (2224, 36105), (2320, 34611), (2407, 33360), (2490, 32248), (2780, 28884), (3320, 24186), (3336, 24070), (3480, 23074), (3984, 20155), (4031, 19920), (4170, 19256), (4814, 16680), (4980, 16124), (5560, 14442), (6640, 12093), (6672, 12035), (6960, 11537), (7221, 11120), (8062, 9960), (8340, 9628)]