19977961440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{541}}^1\times {\mathrm{719}}^1$

素因数の和:1385

約数の個数: 192

約数和(自身を含む): 63724631040

約数和(自身を除く): 43746669600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 107, 120, 160, 214, 240, 321, 428, 480, 535, 541, 642, 719, 856, 1070, 1082, 1284, 1438, 1605, 1623, 1712, 2140, 2157, 2164, 2568, 2705, 2876, 3210, 3246, 3424, 3595, 4280, 4314, 4328, 5136, 5410, 5752, 6420, 6492, 7190, 8115, 8560, 8628, 8656, 10272, 10785, 10820, 11504, 12840, 12984, 14380, 16230, 17120, 17256, 17312, 21570, 21640, 23008, 25680, 25968, 28760, 32460, 34512, 43140, 43280, 51360, 51936, 57520, 57887, 64920, 69024, 76933, 86280, 86560, 115040, 115774, 129840, 153866, 172560, 173661, 230799, 231548, 259680, 289435, 307732, 345120, 347322, 384665, 388979, 461598, 463096, 578870, 615464, 694644, 769330, 777958, 868305, 923196, 926192, 1153995, 1157740, 1166937, 1230928, 1389288, 1538660, 1555916, 1736610, 1846392, 1852384, 1944895, 2307990, 2315480, 2333874, 2461856, 2778576, 3077320, 3111832, 3473220, 3692784, 3889790, 4615980, 4630960, 4667748, 5557152, 5834685, 6154640, 6223664, 6946440, 7385568, 7779580, 9231960, 9261920, 9335496, 11669370, 12309280, 12447328, 13892880, 15559160, 18463920, 18670992, 23338740, 27785760, 31118320, 36927840, 37341984, 41620753, 46677480, 62236640, 83241506, 93354960, 124862259, 166483012, 186709920, 208103765, 249724518, 332966024, 416207530, 499449036, 624311295, 665932048, 832415060, 998898072, 1248622590, 1331864096, 1664830120, 1997796144, 2497245180, 3329660240, 3995592288, 4994490360, 6659320480, 9988980720, 19977961440]

約数ペア:

[(1, 19977961440), (2, 9988980720), (3, 6659320480), (4, 4994490360), (5, 3995592288), (6, 3329660240), (8, 2497245180), (10, 1997796144), (12, 1664830120), (15, 1331864096), (16, 1248622590), (20, 998898072), (24, 832415060), (30, 665932048), (32, 624311295), (40, 499449036), (48, 416207530), (60, 332966024), (80, 249724518), (96, 208103765), (107, 186709920), (120, 166483012), (160, 124862259), (214, 93354960), (240, 83241506), (321, 62236640), (428, 46677480), (480, 41620753), (535, 37341984), (541, 36927840), (642, 31118320), (719, 27785760), (856, 23338740), (1070, 18670992), (1082, 18463920), (1284, 15559160), (1438, 13892880), (1605, 12447328), (1623, 12309280), (1712, 11669370), (2140, 9335496), (2157, 9261920), (2164, 9231960), (2568, 7779580), (2705, 7385568), (2876, 6946440), (3210, 6223664), (3246, 6154640), (3424, 5834685), (3595, 5557152), (4280, 4667748), (4314, 4630960), (4328, 4615980), (5136, 3889790), (5410, 3692784), (5752, 3473220), (6420, 3111832), (6492, 3077320), (7190, 2778576), (8115, 2461856), (8560, 2333874), (8628, 2315480), (8656, 2307990), (10272, 1944895), (10785, 1852384), (10820, 1846392), (11504, 1736610), (12840, 1555916), (12984, 1538660), (14380, 1389288), (16230, 1230928), (17120, 1166937), (17256, 1157740), (17312, 1153995), (21570, 926192), (21640, 923196), (23008, 868305), (25680, 777958), (25968, 769330), (28760, 694644), (32460, 615464), (34512, 578870), (43140, 463096), (43280, 461598), (51360, 388979), (51936, 384665), (57520, 347322), (57887, 345120), (64920, 307732), (69024, 289435), (76933, 259680), (86280, 231548), (86560, 230799), (115040, 173661), (115774, 172560), (129840, 153866)]