15978924

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:644

約数の個数: 96

約数和(自身を含む): 47040000

約数和(自身を除く): 31061076

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 108, 114, 117, 156, 171, 228, 234, 247, 342, 351, 468, 494, 513, 599, 684, 702, 741, 988, 1026, 1198, 1404, 1482, 1797, 2052, 2223, 2396, 2964, 3594, 4446, 5391, 6669, 7188, 7787, 8892, 10782, 11381, 13338, 15574, 16173, 21564, 22762, 23361, 26676, 31148, 32346, 34143, 45524, 46722, 64692, 68286, 70083, 93444, 102429, 136572, 140166, 147953, 204858, 210249, 280332, 295906, 307287, 409716, 420498, 443859, 591812, 614574, 840996, 887718, 1229148, 1331577, 1775436, 2663154, 3994731, 5326308, 7989462, 15978924]

約数ペア:

[(1, 15978924), (2, 7989462), (3, 5326308), (4, 3994731), (6, 2663154), (9, 1775436), (12, 1331577), (13, 1229148), (18, 887718), (19, 840996), (26, 614574), (27, 591812), (36, 443859), (38, 420498), (39, 409716), (52, 307287), (54, 295906), (57, 280332), (76, 210249), (78, 204858), (108, 147953), (114, 140166), (117, 136572), (156, 102429), (171, 93444), (228, 70083), (234, 68286), (247, 64692), (342, 46722), (351, 45524), (468, 34143), (494, 32346), (513, 31148), (599, 26676), (684, 23361), (702, 22762), (741, 21564), (988, 16173), (1026, 15574), (1198, 13338), (1404, 11381), (1482, 10782), (1797, 8892), (2052, 7787), (2223, 7188), (2396, 6669), (2964, 5391), (3594, 4446)]