20400313560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1997}}^1$

素因数の和:2202

約数の個数: 256

約数和(自身を含む): 68360371200

約数和(自身を除く): 47960057640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 71, 88, 109, 110, 120, 132, 142, 165, 213, 218, 220, 264, 284, 327, 330, 355, 426, 436, 440, 545, 568, 654, 660, 710, 781, 852, 872, 1065, 1090, 1199, 1308, 1320, 1420, 1562, 1635, 1704, 1997, 2130, 2180, 2343, 2398, 2616, 2840, 3124, 3270, 3597, 3905, 3994, 4260, 4360, 4686, 4796, 5991, 5995, 6248, 6540, 7194, 7739, 7810, 7988, 8520, 9372, 9592, 9985, 11715, 11982, 11990, 13080, 14388, 15478, 15620, 15976, 17985, 18744, 19970, 21967, 23217, 23430, 23964, 23980, 28776, 29955, 30956, 31240, 35970, 38695, 39940, 43934, 46434, 46860, 47928, 47960, 59910, 61912, 65901, 71940, 77390, 79880, 85129, 87868, 92868, 93720, 109835, 116085, 119820, 131802, 141787, 143880, 154780, 170258, 175736, 185736, 217673, 219670, 232170, 239640, 255387, 263604, 283574, 309560, 329505, 340516, 425361, 425645, 435346, 439340, 464340, 510774, 527208, 567148, 653019, 659010, 681032, 708935, 850722, 851290, 870692, 878680, 928680, 1021548, 1088365, 1134296, 1276935, 1306038, 1318020, 1417870, 1559657, 1701444, 1702580, 1741384, 2043096, 2126805, 2176730, 2394403, 2553870, 2612076, 2636040, 2835740, 3119314, 3265095, 3402888, 3405160, 4253610, 4353460, 4678971, 4788806, 5107740, 5224152, 5671480, 6238628, 6530190, 7183209, 7798285, 8507220, 8706920, 9357942, 9577612, 10215480, 11972015, 12477256, 13060380, 14366418, 15454783, 15596570, 17014440, 18715884, 19155224, 23394855, 23944030, 26120760, 28732836, 30909566, 31193140, 35916045, 37431768, 46364349, 46789710, 47888060, 57465672, 61819132, 62386280, 71832090, 77273915, 92728698, 93579420, 95776120, 123638264, 143664180, 154547830, 170002613, 185457396, 187158840, 231821745, 287328360, 309095660, 340005226, 370914792, 463643490, 510007839, 618191320, 680010452, 850013065, 927286980, 1020015678, 1360020904, 1700026130, 1854573960, 2040031356, 2550039195, 3400052260, 4080062712, 5100078390, 6800104520, 10200156780, 20400313560]

約数ペア:

[(1, 20400313560), (2, 10200156780), (3, 6800104520), (4, 5100078390), (5, 4080062712), (6, 3400052260), (8, 2550039195), (10, 2040031356), (11, 1854573960), (12, 1700026130), (15, 1360020904), (20, 1020015678), (22, 927286980), (24, 850013065), (30, 680010452), (33, 618191320), (40, 510007839), (44, 463643490), (55, 370914792), (60, 340005226), (66, 309095660), (71, 287328360), (88, 231821745), (109, 187158840), (110, 185457396), (120, 170002613), (132, 154547830), (142, 143664180), (165, 123638264), (213, 95776120), (218, 93579420), (220, 92728698), (264, 77273915), (284, 71832090), (327, 62386280), (330, 61819132), (355, 57465672), (426, 47888060), (436, 46789710), (440, 46364349), (545, 37431768), (568, 35916045), (654, 31193140), (660, 30909566), (710, 28732836), (781, 26120760), (852, 23944030), (872, 23394855), (1065, 19155224), (1090, 18715884), (1199, 17014440), (1308, 15596570), (1320, 15454783), (1420, 14366418), (1562, 13060380), (1635, 12477256), (1704, 11972015), (1997, 10215480), (2130, 9577612), (2180, 9357942), (2343, 8706920), (2398, 8507220), (2616, 7798285), (2840, 7183209), (3124, 6530190), (3270, 6238628), (3597, 5671480), (3905, 5224152), (3994, 5107740), (4260, 4788806), (4360, 4678971), (4686, 4353460), (4796, 4253610), (5991, 3405160), (5995, 3402888), (6248, 3265095), (6540, 3119314), (7194, 2835740), (7739, 2636040), (7810, 2612076), (7988, 2553870), (8520, 2394403), (9372, 2176730), (9592, 2126805), (9985, 2043096), (11715, 1741384), (11982, 1702580), (11990, 1701444), (13080, 1559657), (14388, 1417870), (15478, 1318020), (15620, 1306038), (15976, 1276935), (17985, 1134296), (18744, 1088365), (19970, 1021548), (21967, 928680), (23217, 878680), (23430, 870692), (23964, 851290), (23980, 850722), (28776, 708935), (29955, 681032), (30956, 659010), (31240, 653019), (35970, 567148), (38695, 527208), (39940, 510774), (43934, 464340), (46434, 439340), (46860, 435346), (47928, 425645), (47960, 425361), (59910, 340516), (61912, 329505), (65901, 309560), (71940, 283574), (77390, 263604), (79880, 255387), (85129, 239640), (87868, 232170), (92868, 219670), (93720, 217673), (109835, 185736), (116085, 175736), (119820, 170258), (131802, 154780), (141787, 143880)]