217765440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{911}}^1$

素因数の和:1017

約数の個数: 168

約数和(自身を含む): 758878848

約数和(自身を除く): 541113408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 83, 90, 96, 120, 144, 160, 166, 180, 192, 240, 249, 288, 320, 332, 360, 415, 480, 498, 576, 664, 720, 747, 830, 911, 960, 996, 1245, 1328, 1440, 1494, 1660, 1822, 1992, 2490, 2656, 2733, 2880, 2988, 3320, 3644, 3735, 3984, 4555, 4980, 5312, 5466, 5976, 6640, 7288, 7470, 7968, 8199, 9110, 9960, 10932, 11952, 13280, 13665, 14576, 14940, 15936, 16398, 18220, 19920, 21864, 23904, 26560, 27330, 29152, 29880, 32796, 36440, 39840, 40995, 43728, 47808, 54660, 58304, 59760, 65592, 72880, 75613, 79680, 81990, 87456, 109320, 119520, 131184, 145760, 151226, 163980, 174912, 218640, 226839, 239040, 262368, 291520, 302452, 327960, 378065, 437280, 453678, 524736, 604904, 655920, 680517, 756130, 874560, 907356, 1134195, 1209808, 1311840, 1361034, 1512260, 1814712, 2268390, 2419616, 2623680, 2722068, 3024520, 3402585, 3629424, 4536780, 4839232, 5444136, 6049040, 6805170, 7258848, 9073560, 10888272, 12098080, 13610340, 14517696, 18147120, 21776544, 24196160, 27220680, 36294240, 43553088, 54441360, 72588480, 108882720, 217765440]

約数ペア:

[(1, 217765440), (2, 108882720), (3, 72588480), (4, 54441360), (5, 43553088), (6, 36294240), (8, 27220680), (9, 24196160), (10, 21776544), (12, 18147120), (15, 14517696), (16, 13610340), (18, 12098080), (20, 10888272), (24, 9073560), (30, 7258848), (32, 6805170), (36, 6049040), (40, 5444136), (45, 4839232), (48, 4536780), (60, 3629424), (64, 3402585), (72, 3024520), (80, 2722068), (83, 2623680), (90, 2419616), (96, 2268390), (120, 1814712), (144, 1512260), (160, 1361034), (166, 1311840), (180, 1209808), (192, 1134195), (240, 907356), (249, 874560), (288, 756130), (320, 680517), (332, 655920), (360, 604904), (415, 524736), (480, 453678), (498, 437280), (576, 378065), (664, 327960), (720, 302452), (747, 291520), (830, 262368), (911, 239040), (960, 226839), (996, 218640), (1245, 174912), (1328, 163980), (1440, 151226), (1494, 145760), (1660, 131184), (1822, 119520), (1992, 109320), (2490, 87456), (2656, 81990), (2733, 79680), (2880, 75613), (2988, 72880), (3320, 65592), (3644, 59760), (3735, 58304), (3984, 54660), (4555, 47808), (4980, 43728), (5312, 40995), (5466, 39840), (5976, 36440), (6640, 32796), (7288, 29880), (7470, 29152), (7968, 27330), (8199, 26560), (9110, 23904), (9960, 21864), (10932, 19920), (11952, 18220), (13280, 16398), (13665, 15936), (14576, 14940)]