259983312

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:253

約数の個数: 160

約数和(自身を含む): 746380800

約数和(自身を除く): 486397488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 37, 48, 51, 68, 74, 79, 102, 109, 111, 136, 148, 158, 204, 218, 222, 237, 272, 296, 316, 327, 408, 436, 444, 474, 592, 629, 632, 654, 816, 872, 888, 948, 1258, 1264, 1308, 1343, 1744, 1776, 1853, 1887, 1896, 2516, 2616, 2686, 2923, 3706, 3774, 3792, 4029, 4033, 5032, 5232, 5372, 5559, 5846, 7412, 7548, 8058, 8066, 8611, 8769, 10064, 10744, 11118, 11692, 12099, 14824, 15096, 16116, 16132, 17222, 17538, 21488, 22236, 23384, 24198, 25833, 29648, 30192, 32232, 32264, 34444, 35076, 44472, 46768, 48396, 49691, 51666, 64464, 64528, 68561, 68888, 70152, 88944, 96792, 99382, 103332, 137122, 137776, 140304, 146387, 149073, 193584, 198764, 205683, 206664, 274244, 292774, 298146, 318607, 397528, 411366, 413328, 439161, 548488, 585548, 596292, 637214, 795056, 822732, 878322, 955821, 1096976, 1171096, 1192584, 1274428, 1645464, 1756644, 1911642, 2342192, 2385168, 2548856, 3290928, 3513288, 3823284, 5097712, 5416319, 7026576, 7646568, 10832638, 15293136, 16248957, 21665276, 32497914, 43330552, 64995828, 86661104, 129991656, 259983312]

約数ペア:

[(1, 259983312), (2, 129991656), (3, 86661104), (4, 64995828), (6, 43330552), (8, 32497914), (12, 21665276), (16, 16248957), (17, 15293136), (24, 10832638), (34, 7646568), (37, 7026576), (48, 5416319), (51, 5097712), (68, 3823284), (74, 3513288), (79, 3290928), (102, 2548856), (109, 2385168), (111, 2342192), (136, 1911642), (148, 1756644), (158, 1645464), (204, 1274428), (218, 1192584), (222, 1171096), (237, 1096976), (272, 955821), (296, 878322), (316, 822732), (327, 795056), (408, 637214), (436, 596292), (444, 585548), (474, 548488), (592, 439161), (629, 413328), (632, 411366), (654, 397528), (816, 318607), (872, 298146), (888, 292774), (948, 274244), (1258, 206664), (1264, 205683), (1308, 198764), (1343, 193584), (1744, 149073), (1776, 146387), (1853, 140304), (1887, 137776), (1896, 137122), (2516, 103332), (2616, 99382), (2686, 96792), (2923, 88944), (3706, 70152), (3774, 68888), (3792, 68561), (4029, 64528), (4033, 64464), (5032, 51666), (5232, 49691), (5372, 48396), (5559, 46768), (5846, 44472), (7412, 35076), (7548, 34444), (8058, 32264), (8066, 32232), (8611, 30192), (8769, 29648), (10064, 25833), (10744, 24198), (11118, 23384), (11692, 22236), (12099, 21488), (14824, 17538), (15096, 17222), (16116, 16132)]