217078992

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1901}}^1$

素因数の和:1989

約数の個数: 120

約数和(自身を含む): 665327208

約数和(自身を除く): 448248216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 61, 72, 78, 104, 117, 122, 144, 156, 183, 208, 234, 244, 312, 366, 468, 488, 549, 624, 732, 793, 936, 976, 1098, 1464, 1586, 1872, 1901, 2196, 2379, 2928, 3172, 3802, 4392, 4758, 5703, 6344, 7137, 7604, 8784, 9516, 11406, 12688, 14274, 15208, 17109, 19032, 22812, 24713, 28548, 30416, 34218, 38064, 45624, 49426, 57096, 68436, 74139, 91248, 98852, 114192, 115961, 136872, 148278, 197704, 222417, 231922, 273744, 296556, 347883, 395408, 444834, 463844, 593112, 695766, 889668, 927688, 1043649, 1186224, 1391532, 1507493, 1779336, 1855376, 2087298, 2783064, 3014986, 3558672, 4174596, 4522479, 5566128, 6029972, 8349192, 9044958, 12059944, 13567437, 16698384, 18089916, 24119888, 27134874, 36179832, 54269748, 72359664, 108539496, 217078992]

約数ペア:

[(1, 217078992), (2, 108539496), (3, 72359664), (4, 54269748), (6, 36179832), (8, 27134874), (9, 24119888), (12, 18089916), (13, 16698384), (16, 13567437), (18, 12059944), (24, 9044958), (26, 8349192), (36, 6029972), (39, 5566128), (48, 4522479), (52, 4174596), (61, 3558672), (72, 3014986), (78, 2783064), (104, 2087298), (117, 1855376), (122, 1779336), (144, 1507493), (156, 1391532), (183, 1186224), (208, 1043649), (234, 927688), (244, 889668), (312, 695766), (366, 593112), (468, 463844), (488, 444834), (549, 395408), (624, 347883), (732, 296556), (793, 273744), (936, 231922), (976, 222417), (1098, 197704), (1464, 148278), (1586, 136872), (1872, 115961), (1901, 114192), (2196, 98852), (2379, 91248), (2928, 74139), (3172, 68436), (3802, 57096), (4392, 49426), (4758, 45624), (5703, 38064), (6344, 34218), (7137, 30416), (7604, 28548), (8784, 24713), (9516, 22812), (11406, 19032), (12688, 17109), (14274, 15208)]