689718876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:277

約数の個数: 192

約数和(自身を含む): 2098790400

約数和(自身を除く): 1409071524

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 31, 33, 42, 44, 62, 66, 77, 84, 93, 121, 124, 132, 154, 186, 199, 217, 231, 242, 308, 341, 363, 372, 398, 434, 462, 484, 597, 651, 682, 726, 796, 847, 868, 924, 1023, 1194, 1302, 1331, 1364, 1393, 1452, 1694, 2046, 2189, 2387, 2388, 2541, 2604, 2662, 2786, 3388, 3751, 3993, 4092, 4179, 4378, 4774, 5082, 5324, 5572, 6169, 6567, 7161, 7502, 7986, 8358, 8756, 9317, 9548, 10164, 11253, 12338, 13134, 14322, 15004, 15323, 15972, 16716, 18507, 18634, 22506, 24079, 24676, 26257, 26268, 27951, 28644, 30646, 37014, 37268, 41261, 43183, 45012, 45969, 48158, 52514, 55902, 61292, 67859, 72237, 74028, 78771, 82522, 86366, 91938, 96316, 105028, 111804, 123783, 129549, 135718, 144474, 157542, 165044, 168553, 172732, 183876, 203577, 247566, 259098, 264869, 271436, 288827, 288948, 315084, 337106, 407154, 475013, 495132, 505659, 518196, 529738, 577654, 674212, 746449, 794607, 814308, 866481, 950026, 1011318, 1059476, 1155308, 1425039, 1492898, 1589214, 1732962, 1854083, 1900052, 2022636, 2239347, 2850078, 2985796, 3178428, 3465924, 3708166, 4478694, 5225143, 5562249, 5700156, 7416332, 8210939, 8957388, 10450286, 11124498, 15675429, 16421878, 20900572, 22248996, 24632817, 31350858, 32843756, 49265634, 57476573, 62701716, 98531268, 114953146, 172429719, 229906292, 344859438, 689718876]

約数ペア:

[(1, 689718876), (2, 344859438), (3, 229906292), (4, 172429719), (6, 114953146), (7, 98531268), (11, 62701716), (12, 57476573), (14, 49265634), (21, 32843756), (22, 31350858), (28, 24632817), (31, 22248996), (33, 20900572), (42, 16421878), (44, 15675429), (62, 11124498), (66, 10450286), (77, 8957388), (84, 8210939), (93, 7416332), (121, 5700156), (124, 5562249), (132, 5225143), (154, 4478694), (186, 3708166), (199, 3465924), (217, 3178428), (231, 2985796), (242, 2850078), (308, 2239347), (341, 2022636), (363, 1900052), (372, 1854083), (398, 1732962), (434, 1589214), (462, 1492898), (484, 1425039), (597, 1155308), (651, 1059476), (682, 1011318), (726, 950026), (796, 866481), (847, 814308), (868, 794607), (924, 746449), (1023, 674212), (1194, 577654), (1302, 529738), (1331, 518196), (1364, 505659), (1393, 495132), (1452, 475013), (1694, 407154), (2046, 337106), (2189, 315084), (2387, 288948), (2388, 288827), (2541, 271436), (2604, 264869), (2662, 259098), (2786, 247566), (3388, 203577), (3751, 183876), (3993, 172732), (4092, 168553), (4179, 165044), (4378, 157542), (4774, 144474), (5082, 135718), (5324, 129549), (5572, 123783), (6169, 111804), (6567, 105028), (7161, 96316), (7502, 91938), (7986, 86366), (8358, 82522), (8756, 78771), (9317, 74028), (9548, 72237), (10164, 67859), (11253, 61292), (12338, 55902), (13134, 52514), (14322, 48158), (15004, 45969), (15323, 45012), (15972, 43183), (16716, 41261), (18507, 37268), (18634, 37014), (22506, 30646), (24079, 28644), (24676, 27951), (26257, 26268)]