74637472

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 144

約数和(自身を含む): 193560192

約数和(自身を除く): 118922720

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 71, 76, 91, 104, 112, 133, 142, 152, 182, 208, 224, 247, 266, 284, 304, 361, 364, 416, 494, 497, 532, 568, 608, 722, 728, 923, 988, 994, 1064, 1136, 1349, 1444, 1456, 1729, 1846, 1976, 1988, 2128, 2272, 2527, 2698, 2888, 2912, 3458, 3692, 3952, 3976, 4256, 4693, 5054, 5396, 5776, 6461, 6916, 7384, 7904, 7952, 9386, 9443, 10108, 10792, 11552, 12922, 13832, 14768, 15904, 17537, 18772, 18886, 20216, 21584, 25631, 25844, 27664, 29536, 32851, 35074, 37544, 37772, 40432, 43168, 51262, 51688, 55328, 65702, 70148, 75088, 75544, 80864, 102524, 103376, 122759, 131404, 140296, 150176, 151088, 179417, 205048, 206752, 245518, 262808, 280592, 302176, 333203, 358834, 410096, 491036, 525616, 561184, 666406, 717668, 820192, 982072, 1051232, 1332812, 1435336, 1964144, 2332421, 2665624, 2870672, 3928288, 4664842, 5331248, 5741344, 9329684, 10662496, 18659368, 37318736, 74637472]

約数ペア:

[(1, 74637472), (2, 37318736), (4, 18659368), (7, 10662496), (8, 9329684), (13, 5741344), (14, 5331248), (16, 4664842), (19, 3928288), (26, 2870672), (28, 2665624), (32, 2332421), (38, 1964144), (52, 1435336), (56, 1332812), (71, 1051232), (76, 982072), (91, 820192), (104, 717668), (112, 666406), (133, 561184), (142, 525616), (152, 491036), (182, 410096), (208, 358834), (224, 333203), (247, 302176), (266, 280592), (284, 262808), (304, 245518), (361, 206752), (364, 205048), (416, 179417), (494, 151088), (497, 150176), (532, 140296), (568, 131404), (608, 122759), (722, 103376), (728, 102524), (923, 80864), (988, 75544), (994, 75088), (1064, 70148), (1136, 65702), (1349, 55328), (1444, 51688), (1456, 51262), (1729, 43168), (1846, 40432), (1976, 37772), (1988, 37544), (2128, 35074), (2272, 32851), (2527, 29536), (2698, 27664), (2888, 25844), (2912, 25631), (3458, 21584), (3692, 20216), (3952, 18886), (3976, 18772), (4256, 17537), (4693, 15904), (5054, 14768), (5396, 13832), (5776, 12922), (6461, 11552), (6916, 10792), (7384, 10108), (7904, 9443), (7952, 9386)]