72981168

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:199

約数の個数: 160

約数和(自身を含む): 217694400

約数和(自身を除く): 144713232

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 37, 39, 48, 52, 58, 74, 78, 87, 104, 109, 111, 116, 148, 156, 174, 208, 218, 222, 232, 296, 312, 327, 348, 377, 436, 444, 464, 481, 592, 624, 654, 696, 754, 872, 888, 962, 1073, 1131, 1308, 1392, 1417, 1443, 1508, 1744, 1776, 1924, 2146, 2262, 2616, 2834, 2886, 3016, 3161, 3219, 3848, 4033, 4251, 4292, 4524, 5232, 5668, 5772, 6032, 6322, 6438, 7696, 8066, 8502, 8584, 9048, 9483, 11336, 11544, 12099, 12644, 12876, 13949, 16132, 17004, 17168, 18096, 18966, 22672, 23088, 24198, 25288, 25752, 27898, 32264, 34008, 37932, 41093, 41847, 48396, 50576, 51504, 52429, 55796, 64528, 68016, 75864, 82186, 83694, 96792, 104858, 111592, 116957, 123279, 151728, 157287, 164372, 167388, 193584, 209716, 223184, 233914, 246558, 314574, 328744, 334776, 350871, 419432, 467828, 493116, 629148, 657488, 669552, 701742, 838864, 935656, 986232, 1258296, 1403484, 1520441, 1871312, 1972464, 2516592, 2806968, 3040882, 4561323, 5613936, 6081764, 9122646, 12163528, 18245292, 24327056, 36490584, 72981168]

約数ペア:

[(1, 72981168), (2, 36490584), (3, 24327056), (4, 18245292), (6, 12163528), (8, 9122646), (12, 6081764), (13, 5613936), (16, 4561323), (24, 3040882), (26, 2806968), (29, 2516592), (37, 1972464), (39, 1871312), (48, 1520441), (52, 1403484), (58, 1258296), (74, 986232), (78, 935656), (87, 838864), (104, 701742), (109, 669552), (111, 657488), (116, 629148), (148, 493116), (156, 467828), (174, 419432), (208, 350871), (218, 334776), (222, 328744), (232, 314574), (296, 246558), (312, 233914), (327, 223184), (348, 209716), (377, 193584), (436, 167388), (444, 164372), (464, 157287), (481, 151728), (592, 123279), (624, 116957), (654, 111592), (696, 104858), (754, 96792), (872, 83694), (888, 82186), (962, 75864), (1073, 68016), (1131, 64528), (1308, 55796), (1392, 52429), (1417, 51504), (1443, 50576), (1508, 48396), (1744, 41847), (1776, 41093), (1924, 37932), (2146, 34008), (2262, 32264), (2616, 27898), (2834, 25752), (2886, 25288), (3016, 24198), (3161, 23088), (3219, 22672), (3848, 18966), (4033, 18096), (4251, 17168), (4292, 17004), (4524, 16132), (5232, 13949), (5668, 12876), (5772, 12644), (6032, 12099), (6322, 11544), (6438, 11336), (7696, 9483), (8066, 9048), (8502, 8584)]