71919072

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 144

約数和(自身を含む): 216216000

約数和(自身を除く): 144296928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 79, 87, 96, 109, 116, 144, 158, 174, 218, 232, 237, 261, 288, 316, 327, 348, 436, 464, 474, 522, 632, 654, 696, 711, 872, 928, 948, 981, 1044, 1264, 1308, 1392, 1422, 1744, 1896, 1962, 2088, 2291, 2528, 2616, 2784, 2844, 3161, 3488, 3792, 3924, 4176, 4582, 5232, 5688, 6322, 6873, 7584, 7848, 8352, 8611, 9164, 9483, 10464, 11376, 12644, 13746, 15696, 17222, 18328, 18966, 20619, 22752, 25288, 25833, 27492, 28449, 31392, 34444, 36656, 37932, 41238, 50576, 51666, 54984, 56898, 68888, 73312, 75864, 77499, 82476, 101152, 103332, 109968, 113796, 137776, 151728, 154998, 164952, 206664, 219936, 227592, 249719, 275552, 303456, 309996, 329904, 413328, 455184, 499438, 619992, 659808, 749157, 826656, 910368, 998876, 1239984, 1498314, 1997752, 2247471, 2479968, 2996628, 3995504, 4494942, 5993256, 7991008, 8989884, 11986512, 17979768, 23973024, 35959536, 71919072]

約数ペア:

[(1, 71919072), (2, 35959536), (3, 23973024), (4, 17979768), (6, 11986512), (8, 8989884), (9, 7991008), (12, 5993256), (16, 4494942), (18, 3995504), (24, 2996628), (29, 2479968), (32, 2247471), (36, 1997752), (48, 1498314), (58, 1239984), (72, 998876), (79, 910368), (87, 826656), (96, 749157), (109, 659808), (116, 619992), (144, 499438), (158, 455184), (174, 413328), (218, 329904), (232, 309996), (237, 303456), (261, 275552), (288, 249719), (316, 227592), (327, 219936), (348, 206664), (436, 164952), (464, 154998), (474, 151728), (522, 137776), (632, 113796), (654, 109968), (696, 103332), (711, 101152), (872, 82476), (928, 77499), (948, 75864), (981, 73312), (1044, 68888), (1264, 56898), (1308, 54984), (1392, 51666), (1422, 50576), (1744, 41238), (1896, 37932), (1962, 36656), (2088, 34444), (2291, 31392), (2528, 28449), (2616, 27492), (2784, 25833), (2844, 25288), (3161, 22752), (3488, 20619), (3792, 18966), (3924, 18328), (4176, 17222), (4582, 15696), (5232, 13746), (5688, 12644), (6322, 11376), (6873, 10464), (7584, 9483), (7848, 9164), (8352, 8611)]