258328668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 708341760

約数和(自身を除く): 450013092

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 59, 68, 78, 102, 118, 127, 156, 169, 177, 204, 221, 236, 254, 338, 354, 381, 442, 507, 508, 663, 676, 708, 762, 767, 884, 1003, 1014, 1326, 1524, 1534, 1651, 2006, 2028, 2159, 2301, 2652, 2873, 3009, 3068, 3302, 4012, 4318, 4602, 4953, 5746, 6018, 6477, 6604, 7493, 8619, 8636, 9204, 9906, 9971, 11492, 12036, 12954, 13039, 14986, 17238, 19812, 19942, 21463, 22479, 25908, 26078, 28067, 29913, 29972, 34476, 39117, 39884, 42926, 44958, 52156, 56134, 59826, 64389, 78234, 84201, 85852, 89916, 97409, 112268, 119652, 127381, 128778, 156468, 168402, 169507, 194818, 254762, 257556, 292227, 336804, 339014, 364871, 382143, 389636, 508521, 509524, 584454, 678028, 729742, 764286, 1017042, 1094613, 1168908, 1266317, 1459484, 1528572, 1655953, 2034084, 2189226, 2532634, 3311906, 3798951, 4378452, 4967859, 5065268, 6623812, 7597902, 9935718, 15195804, 19871436, 21527389, 43054778, 64582167, 86109556, 129164334, 258328668]

約数ペア:

[(1, 258328668), (2, 129164334), (3, 86109556), (4, 64582167), (6, 43054778), (12, 21527389), (13, 19871436), (17, 15195804), (26, 9935718), (34, 7597902), (39, 6623812), (51, 5065268), (52, 4967859), (59, 4378452), (68, 3798951), (78, 3311906), (102, 2532634), (118, 2189226), (127, 2034084), (156, 1655953), (169, 1528572), (177, 1459484), (204, 1266317), (221, 1168908), (236, 1094613), (254, 1017042), (338, 764286), (354, 729742), (381, 678028), (442, 584454), (507, 509524), (508, 508521), (663, 389636), (676, 382143), (708, 364871), (762, 339014), (767, 336804), (884, 292227), (1003, 257556), (1014, 254762), (1326, 194818), (1524, 169507), (1534, 168402), (1651, 156468), (2006, 128778), (2028, 127381), (2159, 119652), (2301, 112268), (2652, 97409), (2873, 89916), (3009, 85852), (3068, 84201), (3302, 78234), (4012, 64389), (4318, 59826), (4602, 56134), (4953, 52156), (5746, 44958), (6018, 42926), (6477, 39884), (6604, 39117), (7493, 34476), (8619, 29972), (8636, 29913), (9204, 28067), (9906, 26078), (9971, 25908), (11492, 22479), (12036, 21463), (12954, 19942), (13039, 19812), (14986, 17238)]