210871920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4049}}^1$

素因数の和:4103

約数の個数: 160

約数和(自身を含む): 771379200

約数和(自身を除く): 560507280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4049, 4340, 5208, 6510, 7440, 8098, 8680, 10416, 12147, 13020, 16196, 17360, 20245, 24294, 26040, 28343, 32392, 40490, 48588, 52080, 56686, 60735, 64784, 80980, 85029, 97176, 113372, 121470, 125519, 141715, 161960, 170058, 194352, 226744, 242940, 251038, 283430, 323920, 340116, 376557, 425145, 453488, 485880, 502076, 566860, 627595, 680232, 753114, 850290, 878633, 971760, 1004152, 1133720, 1255190, 1360464, 1506228, 1700580, 1757266, 1882785, 2008304, 2267440, 2510380, 2635899, 3012456, 3401160, 3514532, 3765570, 4393165, 5020760, 5271798, 6024912, 6802320, 7029064, 7531140, 8786330, 10041520, 10543596, 13179495, 14058128, 15062280, 17572660, 21087192, 26358990, 30124560, 35145320, 42174384, 52717980, 70290640, 105435960, 210871920]

約数ペア:

[(1, 210871920), (2, 105435960), (3, 70290640), (4, 52717980), (5, 42174384), (6, 35145320), (7, 30124560), (8, 26358990), (10, 21087192), (12, 17572660), (14, 15062280), (15, 14058128), (16, 13179495), (20, 10543596), (21, 10041520), (24, 8786330), (28, 7531140), (30, 7029064), (31, 6802320), (35, 6024912), (40, 5271798), (42, 5020760), (48, 4393165), (56, 3765570), (60, 3514532), (62, 3401160), (70, 3012456), (80, 2635899), (84, 2510380), (93, 2267440), (105, 2008304), (112, 1882785), (120, 1757266), (124, 1700580), (140, 1506228), (155, 1360464), (168, 1255190), (186, 1133720), (210, 1004152), (217, 971760), (240, 878633), (248, 850290), (280, 753114), (310, 680232), (336, 627595), (372, 566860), (420, 502076), (434, 485880), (465, 453488), (496, 425145), (560, 376557), (620, 340116), (651, 323920), (744, 283430), (840, 251038), (868, 242940), (930, 226744), (1085, 194352), (1240, 170058), (1302, 161960), (1488, 141715), (1680, 125519), (1736, 121470), (1860, 113372), (2170, 97176), (2480, 85029), (2604, 80980), (3255, 64784), (3472, 60735), (3720, 56686), (4049, 52080), (4340, 48588), (5208, 40490), (6510, 32392), (7440, 28343), (8098, 26040), (8680, 24294), (10416, 20245), (12147, 17360), (13020, 16196)]