209897520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1213}}^1$

素因数の和:1339

約数の個数: 160

約数和(自身を含む): 751475712

約数和(自身を除く): 541578192

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 103, 105, 112, 120, 140, 168, 206, 210, 240, 280, 309, 336, 412, 420, 515, 560, 618, 721, 824, 840, 1030, 1213, 1236, 1442, 1545, 1648, 1680, 2060, 2163, 2426, 2472, 2884, 3090, 3605, 3639, 4120, 4326, 4852, 4944, 5768, 6065, 6180, 7210, 7278, 8240, 8491, 8652, 9704, 10815, 11536, 12130, 12360, 14420, 14556, 16982, 17304, 18195, 19408, 21630, 24260, 24720, 25473, 28840, 29112, 33964, 34608, 36390, 42455, 43260, 48520, 50946, 57680, 58224, 67928, 72780, 84910, 86520, 97040, 101892, 124939, 127365, 135856, 145560, 169820, 173040, 203784, 249878, 254730, 291120, 339640, 374817, 407568, 499756, 509460, 624695, 679280, 749634, 874573, 999512, 1018920, 1249390, 1499268, 1749146, 1874085, 1999024, 2037840, 2498780, 2623719, 2998536, 3498292, 3748170, 4372865, 4997560, 5247438, 5997072, 6996584, 7496340, 8745730, 9995120, 10494876, 13118595, 13993168, 14992680, 17491460, 20989752, 26237190, 29985360, 34982920, 41979504, 52474380, 69965840, 104948760, 209897520]

約数ペア:

[(1, 209897520), (2, 104948760), (3, 69965840), (4, 52474380), (5, 41979504), (6, 34982920), (7, 29985360), (8, 26237190), (10, 20989752), (12, 17491460), (14, 14992680), (15, 13993168), (16, 13118595), (20, 10494876), (21, 9995120), (24, 8745730), (28, 7496340), (30, 6996584), (35, 5997072), (40, 5247438), (42, 4997560), (48, 4372865), (56, 3748170), (60, 3498292), (70, 2998536), (80, 2623719), (84, 2498780), (103, 2037840), (105, 1999024), (112, 1874085), (120, 1749146), (140, 1499268), (168, 1249390), (206, 1018920), (210, 999512), (240, 874573), (280, 749634), (309, 679280), (336, 624695), (412, 509460), (420, 499756), (515, 407568), (560, 374817), (618, 339640), (721, 291120), (824, 254730), (840, 249878), (1030, 203784), (1213, 173040), (1236, 169820), (1442, 145560), (1545, 135856), (1648, 127365), (1680, 124939), (2060, 101892), (2163, 97040), (2426, 86520), (2472, 84910), (2884, 72780), (3090, 67928), (3605, 58224), (3639, 57680), (4120, 50946), (4326, 48520), (4852, 43260), (4944, 42455), (5768, 36390), (6065, 34608), (6180, 33964), (7210, 29112), (7278, 28840), (8240, 25473), (8491, 24720), (8652, 24260), (9704, 21630), (10815, 19408), (11536, 18195), (12130, 17304), (12360, 16982), (14420, 14556)]