221049360

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{719}}^1$

素因数の和:806

約数の個数: 240

約数和(自身を含む): 863516160

約数和(自身を除く): 642466800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 61, 63, 70, 72, 80, 84, 90, 105, 112, 120, 122, 126, 140, 144, 168, 180, 183, 210, 240, 244, 252, 280, 305, 315, 336, 360, 366, 420, 427, 488, 504, 549, 560, 610, 630, 719, 720, 732, 840, 854, 915, 976, 1008, 1098, 1220, 1260, 1281, 1438, 1464, 1680, 1708, 1830, 2135, 2157, 2196, 2440, 2520, 2562, 2745, 2876, 2928, 3416, 3595, 3660, 3843, 4270, 4314, 4392, 4880, 5033, 5040, 5124, 5490, 5752, 6405, 6471, 6832, 7190, 7320, 7686, 8540, 8628, 8784, 10066, 10248, 10785, 10980, 11504, 12810, 12942, 14380, 14640, 15099, 15372, 17080, 17256, 19215, 20132, 20496, 21570, 21960, 25165, 25620, 25884, 28760, 30198, 30744, 32355, 34160, 34512, 38430, 40264, 43140, 43859, 43920, 45297, 50330, 51240, 51768, 57520, 60396, 61488, 64710, 75495, 76860, 80528, 86280, 87718, 90594, 100660, 102480, 103536, 120792, 129420, 131577, 150990, 153720, 172560, 175436, 181188, 201320, 219295, 226485, 241584, 258840, 263154, 301980, 307013, 307440, 350872, 362376, 394731, 402640, 438590, 452970, 517680, 526308, 603960, 614026, 657885, 701744, 724752, 789462, 877180, 905940, 921039, 1052616, 1207920, 1228052, 1315770, 1535065, 1578924, 1754360, 1811880, 1842078, 1973655, 2105232, 2456104, 2631540, 2763117, 3070130, 3157848, 3508720, 3623760, 3684156, 3947310, 4605195, 4912208, 5263080, 5526234, 6140260, 6315696, 7368312, 7894620, 9210390, 10526160, 11052468, 12280520, 13815585, 14736624, 15789240, 18420780, 22104936, 24561040, 27631170, 31578480, 36841560, 44209872, 55262340, 73683120, 110524680, 221049360]

約数ペア:

[(1, 221049360), (2, 110524680), (3, 73683120), (4, 55262340), (5, 44209872), (6, 36841560), (7, 31578480), (8, 27631170), (9, 24561040), (10, 22104936), (12, 18420780), (14, 15789240), (15, 14736624), (16, 13815585), (18, 12280520), (20, 11052468), (21, 10526160), (24, 9210390), (28, 7894620), (30, 7368312), (35, 6315696), (36, 6140260), (40, 5526234), (42, 5263080), (45, 4912208), (48, 4605195), (56, 3947310), (60, 3684156), (61, 3623760), (63, 3508720), (70, 3157848), (72, 3070130), (80, 2763117), (84, 2631540), (90, 2456104), (105, 2105232), (112, 1973655), (120, 1842078), (122, 1811880), (126, 1754360), (140, 1578924), (144, 1535065), (168, 1315770), (180, 1228052), (183, 1207920), (210, 1052616), (240, 921039), (244, 905940), (252, 877180), (280, 789462), (305, 724752), (315, 701744), (336, 657885), (360, 614026), (366, 603960), (420, 526308), (427, 517680), (488, 452970), (504, 438590), (549, 402640), (560, 394731), (610, 362376), (630, 350872), (719, 307440), (720, 307013), (732, 301980), (840, 263154), (854, 258840), (915, 241584), (976, 226485), (1008, 219295), (1098, 201320), (1220, 181188), (1260, 175436), (1281, 172560), (1438, 153720), (1464, 150990), (1680, 131577), (1708, 129420), (1830, 120792), (2135, 103536), (2157, 102480), (2196, 100660), (2440, 90594), (2520, 87718), (2562, 86280), (2745, 80528), (2876, 76860), (2928, 75495), (3416, 64710), (3595, 61488), (3660, 60396), (3843, 57520), (4270, 51768), (4314, 51240), (4392, 50330), (4880, 45297), (5033, 43920), (5040, 43859), (5124, 43140), (5490, 40264), (5752, 38430), (6405, 34512), (6471, 34160), (6832, 32355), (7190, 30744), (7320, 30198), (7686, 28760), (8540, 25884), (8628, 25620), (8784, 25165), (10066, 21960), (10248, 21570), (10785, 20496), (10980, 20132), (11504, 19215), (12810, 17256), (12942, 17080), (14380, 15372), (14640, 15099)]