205897440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{263}}^1$

素因数の和:521

約数の個数: 192

約数和(自身を含む): 747242496

約数和(自身を除く): 541345056

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 233, 240, 263, 280, 336, 420, 466, 480, 526, 560, 672, 699, 789, 840, 932, 1052, 1120, 1165, 1315, 1398, 1578, 1631, 1680, 1841, 1864, 2104, 2330, 2630, 2796, 3156, 3262, 3360, 3495, 3682, 3728, 3945, 4208, 4660, 4893, 5260, 5523, 5592, 6312, 6524, 6990, 7364, 7456, 7890, 8155, 8416, 9205, 9320, 9786, 10520, 11046, 11184, 12624, 13048, 13980, 14728, 15780, 16310, 18410, 18640, 19572, 21040, 22092, 22368, 24465, 25248, 26096, 27615, 27960, 29456, 31560, 32620, 36820, 37280, 39144, 42080, 44184, 48930, 52192, 55230, 55920, 58912, 61279, 63120, 65240, 73640, 78288, 88368, 97860, 110460, 111840, 122558, 126240, 130480, 147280, 156576, 176736, 183837, 195720, 220920, 245116, 260960, 294560, 306395, 367674, 391440, 428953, 441840, 490232, 612790, 735348, 782880, 857906, 883680, 919185, 980464, 1225580, 1286859, 1470696, 1715812, 1838370, 1960928, 2144765, 2451160, 2573718, 2941392, 3431624, 3676740, 4289530, 4902320, 5147436, 5882784, 6434295, 6863248, 7353480, 8579060, 9804640, 10294872, 12868590, 13726496, 14706960, 17158120, 20589744, 25737180, 29413920, 34316240, 41179488, 51474360, 68632480, 102948720, 205897440]

約数ペア:

[(1, 205897440), (2, 102948720), (3, 68632480), (4, 51474360), (5, 41179488), (6, 34316240), (7, 29413920), (8, 25737180), (10, 20589744), (12, 17158120), (14, 14706960), (15, 13726496), (16, 12868590), (20, 10294872), (21, 9804640), (24, 8579060), (28, 7353480), (30, 6863248), (32, 6434295), (35, 5882784), (40, 5147436), (42, 4902320), (48, 4289530), (56, 3676740), (60, 3431624), (70, 2941392), (80, 2573718), (84, 2451160), (96, 2144765), (105, 1960928), (112, 1838370), (120, 1715812), (140, 1470696), (160, 1286859), (168, 1225580), (210, 980464), (224, 919185), (233, 883680), (240, 857906), (263, 782880), (280, 735348), (336, 612790), (420, 490232), (466, 441840), (480, 428953), (526, 391440), (560, 367674), (672, 306395), (699, 294560), (789, 260960), (840, 245116), (932, 220920), (1052, 195720), (1120, 183837), (1165, 176736), (1315, 156576), (1398, 147280), (1578, 130480), (1631, 126240), (1680, 122558), (1841, 111840), (1864, 110460), (2104, 97860), (2330, 88368), (2630, 78288), (2796, 73640), (3156, 65240), (3262, 63120), (3360, 61279), (3495, 58912), (3682, 55920), (3728, 55230), (3945, 52192), (4208, 48930), (4660, 44184), (4893, 42080), (5260, 39144), (5523, 37280), (5592, 36820), (6312, 32620), (6524, 31560), (6990, 29456), (7364, 27960), (7456, 27615), (7890, 26096), (8155, 25248), (8416, 24465), (9205, 22368), (9320, 22092), (9786, 21040), (10520, 19572), (11046, 18640), (11184, 18410), (12624, 16310), (13048, 15780), (13980, 14728)]