218378376

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:540

約数の個数: 128

約数和(自身を含む): 640224000

約数和(自身を除く): 421845624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 92, 108, 113, 138, 184, 207, 216, 226, 276, 339, 389, 414, 452, 552, 621, 678, 778, 828, 904, 1017, 1167, 1242, 1356, 1556, 1656, 2034, 2334, 2484, 2599, 2712, 3051, 3112, 3501, 4068, 4668, 4968, 5198, 6102, 7002, 7797, 8136, 8947, 9336, 10396, 10503, 12204, 14004, 15594, 17894, 20792, 21006, 23391, 24408, 26841, 28008, 31188, 35788, 42012, 43957, 46782, 53682, 62376, 70173, 71576, 80523, 84024, 87914, 93564, 107364, 131871, 140346, 161046, 175828, 187128, 214728, 241569, 263742, 280692, 322092, 351656, 395613, 483138, 527484, 561384, 644184, 791226, 966276, 1011011, 1054968, 1186839, 1582452, 1932552, 2022022, 2373678, 3033033, 3164904, 4044044, 4747356, 6066066, 8088088, 9099099, 9494712, 12132132, 18198198, 24264264, 27297297, 36396396, 54594594, 72792792, 109189188, 218378376]

約数ペア:

[(1, 218378376), (2, 109189188), (3, 72792792), (4, 54594594), (6, 36396396), (8, 27297297), (9, 24264264), (12, 18198198), (18, 12132132), (23, 9494712), (24, 9099099), (27, 8088088), (36, 6066066), (46, 4747356), (54, 4044044), (69, 3164904), (72, 3033033), (92, 2373678), (108, 2022022), (113, 1932552), (138, 1582452), (184, 1186839), (207, 1054968), (216, 1011011), (226, 966276), (276, 791226), (339, 644184), (389, 561384), (414, 527484), (452, 483138), (552, 395613), (621, 351656), (678, 322092), (778, 280692), (828, 263742), (904, 241569), (1017, 214728), (1167, 187128), (1242, 175828), (1356, 161046), (1556, 140346), (1656, 131871), (2034, 107364), (2334, 93564), (2484, 87914), (2599, 84024), (2712, 80523), (3051, 71576), (3112, 70173), (3501, 62376), (4068, 53682), (4668, 46782), (4968, 43957), (5198, 42012), (6102, 35788), (7002, 31188), (7797, 28008), (8136, 26841), (8947, 24408), (9336, 23391), (10396, 21006), (10503, 20792), (12204, 17894), (14004, 15594)]