90757908

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:699

約数の個数: 120

約数和(自身を含む): 261011520

約数和(自身を除く): 170253612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 27, 36, 38, 46, 54, 57, 69, 76, 81, 92, 108, 114, 138, 162, 171, 207, 228, 276, 324, 342, 414, 437, 513, 621, 641, 684, 828, 874, 1026, 1242, 1282, 1311, 1539, 1748, 1863, 1923, 2052, 2484, 2564, 2622, 3078, 3726, 3846, 3933, 5244, 5769, 6156, 7452, 7692, 7866, 11538, 11799, 12179, 14743, 15732, 17307, 23076, 23598, 24358, 29486, 34614, 35397, 36537, 44229, 47196, 48716, 51921, 58972, 69228, 70794, 73074, 88458, 103842, 109611, 132687, 141588, 146148, 176916, 207684, 219222, 265374, 280117, 328833, 398061, 438444, 530748, 560234, 657666, 796122, 840351, 986499, 1120468, 1194183, 1315332, 1592244, 1680702, 1972998, 2388366, 2521053, 3361404, 3945996, 4776732, 5042106, 7563159, 10084212, 15126318, 22689477, 30252636, 45378954, 90757908]

約数ペア:

[(1, 90757908), (2, 45378954), (3, 30252636), (4, 22689477), (6, 15126318), (9, 10084212), (12, 7563159), (18, 5042106), (19, 4776732), (23, 3945996), (27, 3361404), (36, 2521053), (38, 2388366), (46, 1972998), (54, 1680702), (57, 1592244), (69, 1315332), (76, 1194183), (81, 1120468), (92, 986499), (108, 840351), (114, 796122), (138, 657666), (162, 560234), (171, 530748), (207, 438444), (228, 398061), (276, 328833), (324, 280117), (342, 265374), (414, 219222), (437, 207684), (513, 176916), (621, 146148), (641, 141588), (684, 132687), (828, 109611), (874, 103842), (1026, 88458), (1242, 73074), (1282, 70794), (1311, 69228), (1539, 58972), (1748, 51921), (1863, 48716), (1923, 47196), (2052, 44229), (2484, 36537), (2564, 35397), (2622, 34614), (3078, 29486), (3726, 24358), (3846, 23598), (3933, 23076), (5244, 17307), (5769, 15732), (6156, 14743), (7452, 12179), (7692, 11799), (7866, 11538)]