208499508

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{571}}^1$

素因数の和:624

約数の個数: 180

約数和(自身を含む): 662774112

約数和(自身を除く): 454274604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 49, 54, 63, 69, 81, 84, 92, 98, 108, 126, 138, 147, 161, 162, 189, 196, 207, 252, 276, 294, 322, 324, 378, 414, 441, 483, 567, 571, 588, 621, 644, 756, 828, 882, 966, 1127, 1134, 1142, 1242, 1323, 1449, 1713, 1764, 1863, 1932, 2254, 2268, 2284, 2484, 2646, 2898, 3381, 3426, 3726, 3969, 3997, 4347, 4508, 5139, 5292, 5796, 6762, 6852, 7452, 7938, 7994, 8694, 10143, 10278, 11991, 13041, 13133, 13524, 15417, 15876, 15988, 17388, 20286, 20556, 23982, 26082, 26266, 27979, 30429, 30834, 35973, 39399, 40572, 46251, 47964, 52164, 52532, 55958, 60858, 61668, 71946, 78798, 83937, 91287, 91931, 92502, 107919, 111916, 118197, 121716, 143892, 157596, 167874, 182574, 183862, 185004, 215838, 236394, 251811, 275793, 323757, 335748, 354591, 365148, 367724, 431676, 472788, 503622, 551586, 643517, 647514, 709182, 755433, 827379, 1007244, 1063773, 1103172, 1287034, 1295028, 1418364, 1510866, 1654758, 1930551, 2127546, 2266299, 2482137, 2574068, 3021732, 3309516, 3861102, 4255092, 4532598, 4964274, 5791653, 7446411, 7722204, 9065196, 9928548, 11583306, 14892822, 17374959, 23166612, 29785644, 34749918, 52124877, 69499836, 104249754, 208499508]

約数ペア:

[(1, 208499508), (2, 104249754), (3, 69499836), (4, 52124877), (6, 34749918), (7, 29785644), (9, 23166612), (12, 17374959), (14, 14892822), (18, 11583306), (21, 9928548), (23, 9065196), (27, 7722204), (28, 7446411), (36, 5791653), (42, 4964274), (46, 4532598), (49, 4255092), (54, 3861102), (63, 3309516), (69, 3021732), (81, 2574068), (84, 2482137), (92, 2266299), (98, 2127546), (108, 1930551), (126, 1654758), (138, 1510866), (147, 1418364), (161, 1295028), (162, 1287034), (189, 1103172), (196, 1063773), (207, 1007244), (252, 827379), (276, 755433), (294, 709182), (322, 647514), (324, 643517), (378, 551586), (414, 503622), (441, 472788), (483, 431676), (567, 367724), (571, 365148), (588, 354591), (621, 335748), (644, 323757), (756, 275793), (828, 251811), (882, 236394), (966, 215838), (1127, 185004), (1134, 183862), (1142, 182574), (1242, 167874), (1323, 157596), (1449, 143892), (1713, 121716), (1764, 118197), (1863, 111916), (1932, 107919), (2254, 92502), (2268, 91931), (2284, 91287), (2484, 83937), (2646, 78798), (2898, 71946), (3381, 61668), (3426, 60858), (3726, 55958), (3969, 52532), (3997, 52164), (4347, 47964), (4508, 46251), (5139, 40572), (5292, 39399), (5796, 35973), (6762, 30834), (6852, 30429), (7452, 27979), (7938, 26266), (7994, 26082), (8694, 23982), (10143, 20556), (10278, 20286), (11991, 17388), (13041, 15988), (13133, 15876), (13524, 15417)]