221583978

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:390

約数の個数: 192

約数和(自身を含む): 654013440

約数和(自身を除く): 432429462

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 23, 27, 33, 42, 46, 49, 54, 63, 66, 69, 77, 98, 99, 126, 138, 147, 154, 161, 189, 198, 207, 231, 253, 294, 297, 322, 331, 378, 414, 441, 462, 483, 506, 539, 594, 621, 662, 693, 759, 882, 966, 993, 1078, 1127, 1242, 1323, 1386, 1449, 1518, 1617, 1771, 1986, 2079, 2254, 2277, 2317, 2646, 2898, 2979, 3234, 3381, 3542, 3641, 4158, 4347, 4554, 4634, 4851, 5313, 5958, 6762, 6831, 6951, 7282, 7613, 8694, 8937, 9702, 10143, 10626, 10923, 12397, 13662, 13902, 14553, 15226, 15939, 16219, 17874, 20286, 20853, 21846, 22839, 24794, 25487, 29106, 30429, 31878, 32438, 32769, 37191, 41706, 45678, 47817, 48657, 50974, 53291, 60858, 62559, 65538, 68517, 74382, 76461, 83743, 95634, 97314, 98307, 106582, 111573, 125118, 137034, 145971, 152922, 159873, 167486, 178409, 196614, 205551, 223146, 229383, 251229, 291942, 319746, 334719, 356818, 373037, 411102, 437913, 458766, 479619, 502458, 535227, 586201, 669438, 688149, 746074, 753687, 875826, 959238, 1070454, 1119111, 1172402, 1376298, 1438857, 1507374, 1605681, 1758603, 2238222, 2261061, 2877714, 3211362, 3357333, 3517206, 4103407, 4522122, 4817043, 5275809, 6714666, 8206814, 9634086, 10071999, 10551618, 12310221, 15827427, 20143998, 24620442, 31654854, 36930663, 73861326, 110791989, 221583978]

約数ペア:

[(1, 221583978), (2, 110791989), (3, 73861326), (6, 36930663), (7, 31654854), (9, 24620442), (11, 20143998), (14, 15827427), (18, 12310221), (21, 10551618), (22, 10071999), (23, 9634086), (27, 8206814), (33, 6714666), (42, 5275809), (46, 4817043), (49, 4522122), (54, 4103407), (63, 3517206), (66, 3357333), (69, 3211362), (77, 2877714), (98, 2261061), (99, 2238222), (126, 1758603), (138, 1605681), (147, 1507374), (154, 1438857), (161, 1376298), (189, 1172402), (198, 1119111), (207, 1070454), (231, 959238), (253, 875826), (294, 753687), (297, 746074), (322, 688149), (331, 669438), (378, 586201), (414, 535227), (441, 502458), (462, 479619), (483, 458766), (506, 437913), (539, 411102), (594, 373037), (621, 356818), (662, 334719), (693, 319746), (759, 291942), (882, 251229), (966, 229383), (993, 223146), (1078, 205551), (1127, 196614), (1242, 178409), (1323, 167486), (1386, 159873), (1449, 152922), (1518, 145971), (1617, 137034), (1771, 125118), (1986, 111573), (2079, 106582), (2254, 98307), (2277, 97314), (2317, 95634), (2646, 83743), (2898, 76461), (2979, 74382), (3234, 68517), (3381, 65538), (3542, 62559), (3641, 60858), (4158, 53291), (4347, 50974), (4554, 48657), (4634, 47817), (4851, 45678), (5313, 41706), (5958, 37191), (6762, 32769), (6831, 32438), (6951, 31878), (7282, 30429), (7613, 29106), (8694, 25487), (8937, 24794), (9702, 22839), (10143, 21846), (10626, 20853), (10923, 20286), (12397, 17874), (13662, 16219), (13902, 15939), (14553, 15226)]