161972244

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:395

約数の個数: 144

約数和(自身を含む): 494376960

約数和(自身を除く): 332404716

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 127, 147, 189, 196, 241, 252, 254, 294, 378, 381, 441, 482, 508, 588, 723, 756, 762, 882, 889, 964, 1143, 1323, 1446, 1524, 1687, 1764, 1778, 2169, 2286, 2646, 2667, 2892, 3374, 3429, 3556, 4338, 4572, 5061, 5292, 5334, 6223, 6507, 6748, 6858, 8001, 8676, 10122, 10668, 11809, 12446, 13014, 13716, 15183, 16002, 18669, 20244, 23618, 24003, 24892, 26028, 30366, 30607, 32004, 35427, 37338, 45549, 47236, 48006, 56007, 60732, 61214, 70854, 74676, 91098, 91821, 96012, 106281, 112014, 122428, 141708, 168021, 182196, 183642, 212562, 214249, 224028, 275463, 318843, 336042, 367284, 425124, 428498, 550926, 637686, 642747, 672084, 826389, 856996, 1101852, 1275372, 1285494, 1499743, 1652778, 1928241, 2570988, 2999486, 3305556, 3856482, 4499229, 5784723, 5998972, 7712964, 8998458, 11569446, 13497687, 17996916, 23138892, 26995374, 40493061, 53990748, 80986122, 161972244]

約数ペア:

[(1, 161972244), (2, 80986122), (3, 53990748), (4, 40493061), (6, 26995374), (7, 23138892), (9, 17996916), (12, 13497687), (14, 11569446), (18, 8998458), (21, 7712964), (27, 5998972), (28, 5784723), (36, 4499229), (42, 3856482), (49, 3305556), (54, 2999486), (63, 2570988), (84, 1928241), (98, 1652778), (108, 1499743), (126, 1285494), (127, 1275372), (147, 1101852), (189, 856996), (196, 826389), (241, 672084), (252, 642747), (254, 637686), (294, 550926), (378, 428498), (381, 425124), (441, 367284), (482, 336042), (508, 318843), (588, 275463), (723, 224028), (756, 214249), (762, 212562), (882, 183642), (889, 182196), (964, 168021), (1143, 141708), (1323, 122428), (1446, 112014), (1524, 106281), (1687, 96012), (1764, 91821), (1778, 91098), (2169, 74676), (2286, 70854), (2646, 61214), (2667, 60732), (2892, 56007), (3374, 48006), (3429, 47236), (3556, 45549), (4338, 37338), (4572, 35427), (5061, 32004), (5292, 30607), (5334, 30366), (6223, 26028), (6507, 24892), (6748, 24003), (6858, 23618), (8001, 20244), (8676, 18669), (10122, 16002), (10668, 15183), (11809, 13716), (12446, 13014)]