72673328

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 160

約数和(自身を含む): 189987840

約数和(自身を除く): 117314512

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 37, 38, 52, 56, 71, 74, 76, 91, 104, 112, 133, 142, 148, 152, 182, 208, 247, 259, 266, 284, 296, 304, 364, 481, 494, 497, 518, 532, 568, 592, 703, 728, 923, 962, 988, 994, 1036, 1064, 1136, 1349, 1406, 1456, 1729, 1846, 1924, 1976, 1988, 2072, 2128, 2627, 2698, 2812, 3367, 3458, 3692, 3848, 3952, 3976, 4144, 4921, 5254, 5396, 5624, 6461, 6734, 6916, 7384, 7696, 7952, 9139, 9443, 9842, 10508, 10792, 11248, 12922, 13468, 13832, 14768, 17537, 18278, 18389, 18886, 19684, 21016, 21584, 25844, 26936, 27664, 34151, 35074, 36556, 36778, 37772, 39368, 42032, 49913, 51688, 53872, 63973, 68302, 70148, 73112, 73556, 75544, 78736, 99826, 103376, 122759, 127946, 136604, 140296, 146224, 147112, 151088, 199652, 239057, 245518, 255892, 273208, 280592, 294224, 349391, 399304, 478114, 491036, 511784, 546416, 648869, 698782, 798608, 956228, 982072, 1023568, 1297738, 1397564, 1912456, 1964144, 2595476, 2795128, 3824912, 4542083, 5190952, 5590256, 9084166, 10381904, 18168332, 36336664, 72673328]

約数ペア:

[(1, 72673328), (2, 36336664), (4, 18168332), (7, 10381904), (8, 9084166), (13, 5590256), (14, 5190952), (16, 4542083), (19, 3824912), (26, 2795128), (28, 2595476), (37, 1964144), (38, 1912456), (52, 1397564), (56, 1297738), (71, 1023568), (74, 982072), (76, 956228), (91, 798608), (104, 698782), (112, 648869), (133, 546416), (142, 511784), (148, 491036), (152, 478114), (182, 399304), (208, 349391), (247, 294224), (259, 280592), (266, 273208), (284, 255892), (296, 245518), (304, 239057), (364, 199652), (481, 151088), (494, 147112), (497, 146224), (518, 140296), (532, 136604), (568, 127946), (592, 122759), (703, 103376), (728, 99826), (923, 78736), (962, 75544), (988, 73556), (994, 73112), (1036, 70148), (1064, 68302), (1136, 63973), (1349, 53872), (1406, 51688), (1456, 49913), (1729, 42032), (1846, 39368), (1924, 37772), (1976, 36778), (1988, 36556), (2072, 35074), (2128, 34151), (2627, 27664), (2698, 26936), (2812, 25844), (3367, 21584), (3458, 21016), (3692, 19684), (3848, 18886), (3952, 18389), (3976, 18278), (4144, 17537), (4921, 14768), (5254, 13832), (5396, 13468), (5624, 12922), (6461, 11248), (6734, 10792), (6916, 10508), (7384, 9842), (7696, 9443), (7952, 9139)]