259296960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:375

約数の個数: 224

約数和(自身を含む): 901232640

約数和(自身を除く): 641935680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 79, 80, 96, 104, 120, 130, 156, 158, 160, 192, 195, 208, 237, 240, 260, 263, 312, 316, 320, 390, 395, 416, 474, 480, 520, 526, 624, 632, 780, 789, 790, 832, 948, 960, 1027, 1040, 1052, 1185, 1248, 1264, 1315, 1560, 1578, 1580, 1896, 2054, 2080, 2104, 2370, 2496, 2528, 2630, 3081, 3120, 3156, 3160, 3419, 3792, 3945, 4108, 4160, 4208, 4740, 5056, 5135, 5260, 6162, 6240, 6312, 6320, 6838, 7584, 7890, 8216, 8416, 9480, 10257, 10270, 10520, 12324, 12480, 12624, 12640, 13676, 15168, 15405, 15780, 16432, 16832, 17095, 18960, 20514, 20540, 20777, 21040, 24648, 25248, 25280, 27352, 30810, 31560, 32864, 34190, 37920, 41028, 41080, 41554, 42080, 49296, 50496, 51285, 54704, 61620, 62331, 63120, 65728, 68380, 75840, 82056, 82160, 83108, 84160, 98592, 102570, 103885, 109408, 123240, 124662, 126240, 136760, 164112, 164320, 166216, 197184, 205140, 207770, 218816, 246480, 249324, 252480, 270101, 273520, 311655, 328224, 328640, 332432, 410280, 415540, 492960, 498648, 540202, 547040, 623310, 656448, 664864, 810303, 820560, 831080, 985920, 997296, 1080404, 1094080, 1246620, 1329728, 1350505, 1620606, 1641120, 1662160, 1994592, 2160808, 2493240, 2701010, 3241212, 3282240, 3324320, 3989184, 4051515, 4321616, 4986480, 5402020, 6482424, 6648640, 8103030, 8643232, 9972960, 10804040, 12964848, 16206060, 17286464, 19945920, 21608080, 25929696, 32412120, 43216160, 51859392, 64824240, 86432320, 129648480, 259296960]

約数ペア:

[(1, 259296960), (2, 129648480), (3, 86432320), (4, 64824240), (5, 51859392), (6, 43216160), (8, 32412120), (10, 25929696), (12, 21608080), (13, 19945920), (15, 17286464), (16, 16206060), (20, 12964848), (24, 10804040), (26, 9972960), (30, 8643232), (32, 8103030), (39, 6648640), (40, 6482424), (48, 5402020), (52, 4986480), (60, 4321616), (64, 4051515), (65, 3989184), (78, 3324320), (79, 3282240), (80, 3241212), (96, 2701010), (104, 2493240), (120, 2160808), (130, 1994592), (156, 1662160), (158, 1641120), (160, 1620606), (192, 1350505), (195, 1329728), (208, 1246620), (237, 1094080), (240, 1080404), (260, 997296), (263, 985920), (312, 831080), (316, 820560), (320, 810303), (390, 664864), (395, 656448), (416, 623310), (474, 547040), (480, 540202), (520, 498648), (526, 492960), (624, 415540), (632, 410280), (780, 332432), (789, 328640), (790, 328224), (832, 311655), (948, 273520), (960, 270101), (1027, 252480), (1040, 249324), (1052, 246480), (1185, 218816), (1248, 207770), (1264, 205140), (1315, 197184), (1560, 166216), (1578, 164320), (1580, 164112), (1896, 136760), (2054, 126240), (2080, 124662), (2104, 123240), (2370, 109408), (2496, 103885), (2528, 102570), (2630, 98592), (3081, 84160), (3120, 83108), (3156, 82160), (3160, 82056), (3419, 75840), (3792, 68380), (3945, 65728), (4108, 63120), (4160, 62331), (4208, 61620), (4740, 54704), (5056, 51285), (5135, 50496), (5260, 49296), (6162, 42080), (6240, 41554), (6312, 41080), (6320, 41028), (6838, 37920), (7584, 34190), (7890, 32864), (8216, 31560), (8416, 30810), (9480, 27352), (10257, 25280), (10270, 25248), (10520, 24648), (12324, 21040), (12480, 20777), (12624, 20540), (12640, 20514), (13676, 18960), (15168, 17095), (15405, 16832), (15780, 16432)]