72031128

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:489

約数の個数: 128

約数和(自身を含む): 211680000

約数和(自身を除く): 139648872

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 29, 38, 39, 52, 57, 58, 76, 78, 87, 104, 114, 116, 152, 156, 174, 228, 232, 247, 312, 348, 377, 419, 456, 494, 551, 696, 741, 754, 838, 988, 1102, 1131, 1257, 1482, 1508, 1653, 1676, 1976, 2204, 2262, 2514, 2964, 3016, 3306, 3352, 4408, 4524, 5028, 5447, 5928, 6612, 7163, 7961, 9048, 10056, 10894, 12151, 13224, 14326, 15922, 16341, 21489, 21788, 23883, 24302, 28652, 31844, 32682, 36453, 42978, 43576, 47766, 48604, 57304, 63688, 65364, 72906, 85956, 95532, 97208, 103493, 130728, 145812, 157963, 171912, 191064, 206986, 230869, 291624, 310479, 315926, 413972, 461738, 473889, 620958, 631852, 692607, 827944, 923476, 947778, 1241916, 1263704, 1385214, 1846952, 1895556, 2483832, 2770428, 3001297, 3791112, 5540856, 6002594, 9003891, 12005188, 18007782, 24010376, 36015564, 72031128]

約数ペア:

[(1, 72031128), (2, 36015564), (3, 24010376), (4, 18007782), (6, 12005188), (8, 9003891), (12, 6002594), (13, 5540856), (19, 3791112), (24, 3001297), (26, 2770428), (29, 2483832), (38, 1895556), (39, 1846952), (52, 1385214), (57, 1263704), (58, 1241916), (76, 947778), (78, 923476), (87, 827944), (104, 692607), (114, 631852), (116, 620958), (152, 473889), (156, 461738), (174, 413972), (228, 315926), (232, 310479), (247, 291624), (312, 230869), (348, 206986), (377, 191064), (419, 171912), (456, 157963), (494, 145812), (551, 130728), (696, 103493), (741, 97208), (754, 95532), (838, 85956), (988, 72906), (1102, 65364), (1131, 63688), (1257, 57304), (1482, 48604), (1508, 47766), (1653, 43576), (1676, 42978), (1976, 36453), (2204, 32682), (2262, 31844), (2514, 28652), (2964, 24302), (3016, 23883), (3306, 21788), (3352, 21489), (4408, 16341), (4524, 15922), (5028, 14326), (5447, 13224), (5928, 12151), (6612, 10894), (7163, 10056), (7961, 9048)]