71938656

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 216360144

約数和(自身を除く): 144421488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 43, 48, 72, 74, 86, 96, 111, 129, 144, 148, 157, 172, 222, 258, 288, 296, 314, 333, 344, 387, 444, 471, 516, 592, 628, 666, 688, 774, 888, 942, 1032, 1184, 1256, 1332, 1376, 1413, 1548, 1591, 1776, 1884, 2064, 2512, 2664, 2826, 3096, 3182, 3552, 3768, 4128, 4773, 5024, 5328, 5652, 5809, 6192, 6364, 6751, 7536, 9546, 10656, 11304, 11618, 12384, 12728, 13502, 14319, 15072, 17427, 19092, 20253, 22608, 23236, 25456, 27004, 28638, 34854, 38184, 40506, 45216, 46472, 50912, 52281, 54008, 57276, 60759, 69708, 76368, 81012, 92944, 104562, 108016, 114552, 121518, 139416, 152736, 162024, 185888, 209124, 216032, 229104, 243036, 249787, 278832, 324048, 418248, 458208, 486072, 499574, 557664, 648096, 749361, 836496, 972144, 999148, 1498722, 1672992, 1944288, 1998296, 2248083, 2997444, 3996592, 4496166, 5994888, 7993184, 8992332, 11989776, 17984664, 23979552, 35969328, 71938656]

約数ペア:

[(1, 71938656), (2, 35969328), (3, 23979552), (4, 17984664), (6, 11989776), (8, 8992332), (9, 7993184), (12, 5994888), (16, 4496166), (18, 3996592), (24, 2997444), (32, 2248083), (36, 1998296), (37, 1944288), (43, 1672992), (48, 1498722), (72, 999148), (74, 972144), (86, 836496), (96, 749361), (111, 648096), (129, 557664), (144, 499574), (148, 486072), (157, 458208), (172, 418248), (222, 324048), (258, 278832), (288, 249787), (296, 243036), (314, 229104), (333, 216032), (344, 209124), (387, 185888), (444, 162024), (471, 152736), (516, 139416), (592, 121518), (628, 114552), (666, 108016), (688, 104562), (774, 92944), (888, 81012), (942, 76368), (1032, 69708), (1184, 60759), (1256, 57276), (1332, 54008), (1376, 52281), (1413, 50912), (1548, 46472), (1591, 45216), (1776, 40506), (1884, 38184), (2064, 34854), (2512, 28638), (2664, 27004), (2826, 25456), (3096, 23236), (3182, 22608), (3552, 20253), (3768, 19092), (4128, 17427), (4773, 15072), (5024, 14319), (5328, 13502), (5652, 12728), (5809, 12384), (6192, 11618), (6364, 11304), (6751, 10656), (7536, 9546)]