215168772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{659}}^1$

素因数の和:722

約数の個数: 144

約数和(自身を含む): 649313280

約数和(自身を除く): 434144508

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 23, 26, 28, 39, 42, 46, 52, 69, 78, 84, 91, 92, 138, 156, 161, 169, 182, 273, 276, 299, 322, 338, 364, 483, 507, 546, 598, 644, 659, 676, 897, 966, 1014, 1092, 1183, 1196, 1318, 1794, 1932, 1977, 2028, 2093, 2366, 2636, 3549, 3588, 3887, 3954, 4186, 4613, 4732, 6279, 7098, 7774, 7908, 8372, 8567, 9226, 11661, 12558, 13839, 14196, 15157, 15548, 17134, 18452, 23322, 25116, 25701, 27209, 27678, 30314, 34268, 45471, 46644, 51402, 54418, 55356, 59969, 60628, 81627, 90942, 102804, 106099, 108836, 111371, 119938, 163254, 179907, 181884, 197041, 212198, 222742, 239876, 318297, 326508, 334113, 359814, 394082, 424396, 445484, 591123, 636594, 668226, 719628, 779597, 788164, 1182246, 1273188, 1336452, 1379287, 1559194, 2338791, 2364492, 2561533, 2758574, 3118388, 4137861, 4677582, 5123066, 5517148, 7684599, 8275722, 9355164, 10246132, 15369198, 16551444, 17930731, 30738396, 35861462, 53792193, 71722924, 107584386, 215168772]

約数ペア:

[(1, 215168772), (2, 107584386), (3, 71722924), (4, 53792193), (6, 35861462), (7, 30738396), (12, 17930731), (13, 16551444), (14, 15369198), (21, 10246132), (23, 9355164), (26, 8275722), (28, 7684599), (39, 5517148), (42, 5123066), (46, 4677582), (52, 4137861), (69, 3118388), (78, 2758574), (84, 2561533), (91, 2364492), (92, 2338791), (138, 1559194), (156, 1379287), (161, 1336452), (169, 1273188), (182, 1182246), (273, 788164), (276, 779597), (299, 719628), (322, 668226), (338, 636594), (364, 591123), (483, 445484), (507, 424396), (546, 394082), (598, 359814), (644, 334113), (659, 326508), (676, 318297), (897, 239876), (966, 222742), (1014, 212198), (1092, 197041), (1183, 181884), (1196, 179907), (1318, 163254), (1794, 119938), (1932, 111371), (1977, 108836), (2028, 106099), (2093, 102804), (2366, 90942), (2636, 81627), (3549, 60628), (3588, 59969), (3887, 55356), (3954, 54418), (4186, 51402), (4613, 46644), (4732, 45471), (6279, 34268), (7098, 30314), (7774, 27678), (7908, 27209), (8372, 25701), (8567, 25116), (9226, 23322), (11661, 18452), (12558, 17134), (13839, 15548), (14196, 15157)]