216663408

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:376

約数の個数: 180

約数和(自身を含む): 681440760

約数和(自身を除く): 464777352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 36, 39, 48, 52, 58, 72, 78, 87, 104, 116, 117, 144, 156, 169, 174, 208, 232, 234, 261, 307, 312, 338, 348, 377, 464, 468, 507, 522, 614, 624, 676, 696, 754, 921, 936, 1014, 1044, 1131, 1228, 1352, 1392, 1508, 1521, 1842, 1872, 2028, 2088, 2262, 2456, 2704, 2763, 3016, 3042, 3393, 3684, 3991, 4056, 4176, 4524, 4901, 4912, 5526, 6032, 6084, 6786, 7368, 7982, 8112, 8903, 9048, 9802, 11052, 11973, 12168, 13572, 14703, 14736, 15964, 17806, 18096, 19604, 22104, 23946, 24336, 26709, 27144, 29406, 31928, 35612, 35919, 39208, 44109, 44208, 47892, 51883, 53418, 54288, 58812, 63856, 71224, 71838, 78416, 80127, 88218, 95784, 103766, 106836, 115739, 117624, 142448, 143676, 155649, 160254, 176436, 191568, 207532, 213672, 231478, 235248, 287352, 311298, 320508, 347217, 352872, 415064, 427344, 462956, 466947, 574704, 622596, 641016, 694434, 705744, 830128, 925912, 933894, 1041651, 1245192, 1282032, 1388868, 1504607, 1851824, 1867788, 2083302, 2490384, 2777736, 3009214, 3735576, 4166604, 4513821, 5555472, 6018428, 7471152, 8333208, 9027642, 12036856, 13541463, 16666416, 18055284, 24073712, 27082926, 36110568, 54165852, 72221136, 108331704, 216663408]

約数ペア:

[(1, 216663408), (2, 108331704), (3, 72221136), (4, 54165852), (6, 36110568), (8, 27082926), (9, 24073712), (12, 18055284), (13, 16666416), (16, 13541463), (18, 12036856), (24, 9027642), (26, 8333208), (29, 7471152), (36, 6018428), (39, 5555472), (48, 4513821), (52, 4166604), (58, 3735576), (72, 3009214), (78, 2777736), (87, 2490384), (104, 2083302), (116, 1867788), (117, 1851824), (144, 1504607), (156, 1388868), (169, 1282032), (174, 1245192), (208, 1041651), (232, 933894), (234, 925912), (261, 830128), (307, 705744), (312, 694434), (338, 641016), (348, 622596), (377, 574704), (464, 466947), (468, 462956), (507, 427344), (522, 415064), (614, 352872), (624, 347217), (676, 320508), (696, 311298), (754, 287352), (921, 235248), (936, 231478), (1014, 213672), (1044, 207532), (1131, 191568), (1228, 176436), (1352, 160254), (1392, 155649), (1508, 143676), (1521, 142448), (1842, 117624), (1872, 115739), (2028, 106836), (2088, 103766), (2262, 95784), (2456, 88218), (2704, 80127), (2763, 78416), (3016, 71838), (3042, 71224), (3393, 63856), (3684, 58812), (3991, 54288), (4056, 53418), (4176, 51883), (4524, 47892), (4901, 44208), (4912, 44109), (5526, 39208), (6032, 35919), (6084, 35612), (6786, 31928), (7368, 29406), (7982, 27144), (8112, 26709), (8903, 24336), (9048, 23946), (9802, 22104), (11052, 19604), (11973, 18096), (12168, 17806), (13572, 15964), (14703, 14736)]