221968656

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1303}}^1$

素因数の和:1350

約数の個数: 180

約数和(自身を含む): 769349568

約数和(自身を除く): 547380912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 169, 182, 208, 234, 252, 273, 312, 336, 338, 364, 468, 504, 507, 546, 624, 676, 728, 819, 936, 1008, 1014, 1092, 1183, 1303, 1352, 1456, 1521, 1638, 1872, 2028, 2184, 2366, 2606, 2704, 3042, 3276, 3549, 3909, 4056, 4368, 4732, 5212, 6084, 6552, 7098, 7818, 8112, 9121, 9464, 10424, 10647, 11727, 12168, 13104, 14196, 15636, 16939, 18242, 18928, 20848, 21294, 23454, 24336, 27363, 28392, 31272, 33878, 36484, 42588, 46908, 50817, 54726, 56784, 62544, 67756, 72968, 82089, 85176, 93816, 101634, 109452, 118573, 135512, 145936, 152451, 164178, 170352, 187632, 203268, 218904, 220207, 237146, 271024, 304902, 328356, 355719, 406536, 437808, 440414, 474292, 609804, 656712, 660621, 711438, 813072, 880828, 948584, 1067157, 1219608, 1313424, 1321242, 1422876, 1541449, 1761656, 1897168, 1981863, 2134314, 2439216, 2642484, 2845752, 3082898, 3523312, 3963726, 4268628, 4624347, 5284968, 5691504, 6165796, 7927452, 8537256, 9248694, 10569936, 12331592, 13873041, 15854904, 17074512, 18497388, 24663184, 27746082, 31709808, 36994776, 55492164, 73989552, 110984328, 221968656]

約数ペア:

[(1, 221968656), (2, 110984328), (3, 73989552), (4, 55492164), (6, 36994776), (7, 31709808), (8, 27746082), (9, 24663184), (12, 18497388), (13, 17074512), (14, 15854904), (16, 13873041), (18, 12331592), (21, 10569936), (24, 9248694), (26, 8537256), (28, 7927452), (36, 6165796), (39, 5691504), (42, 5284968), (48, 4624347), (52, 4268628), (56, 3963726), (63, 3523312), (72, 3082898), (78, 2845752), (84, 2642484), (91, 2439216), (104, 2134314), (112, 1981863), (117, 1897168), (126, 1761656), (144, 1541449), (156, 1422876), (168, 1321242), (169, 1313424), (182, 1219608), (208, 1067157), (234, 948584), (252, 880828), (273, 813072), (312, 711438), (336, 660621), (338, 656712), (364, 609804), (468, 474292), (504, 440414), (507, 437808), (546, 406536), (624, 355719), (676, 328356), (728, 304902), (819, 271024), (936, 237146), (1008, 220207), (1014, 218904), (1092, 203268), (1183, 187632), (1303, 170352), (1352, 164178), (1456, 152451), (1521, 145936), (1638, 135512), (1872, 118573), (2028, 109452), (2184, 101634), (2366, 93816), (2606, 85176), (2704, 82089), (3042, 72968), (3276, 67756), (3549, 62544), (3909, 56784), (4056, 54726), (4368, 50817), (4732, 46908), (5212, 42588), (6084, 36484), (6552, 33878), (7098, 31272), (7818, 28392), (8112, 27363), (9121, 24336), (9464, 23454), (10424, 21294), (10647, 20848), (11727, 18928), (12168, 18242), (13104, 16939), (14196, 15636)]