279004320

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:428

約数の個数: 288

約数和(自身を含む): 1103880960

約数和(自身を除く): 824876640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 89, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 178, 180, 210, 224, 240, 252, 267, 280, 288, 311, 315, 336, 356, 360, 420, 445, 480, 504, 534, 560, 622, 623, 630, 672, 712, 720, 801, 840, 890, 933, 1008, 1068, 1120, 1244, 1246, 1260, 1335, 1424, 1440, 1555, 1602, 1680, 1780, 1866, 1869, 2016, 2136, 2177, 2488, 2492, 2520, 2670, 2799, 2848, 3110, 3115, 3204, 3360, 3560, 3732, 3738, 4005, 4272, 4354, 4665, 4976, 4984, 5040, 5340, 5598, 5607, 6220, 6230, 6408, 6531, 7120, 7464, 7476, 8010, 8544, 8708, 9330, 9345, 9952, 9968, 10080, 10680, 10885, 11196, 11214, 12440, 12460, 12816, 13062, 13995, 14240, 14928, 14952, 16020, 17416, 18660, 18690, 19593, 19936, 21360, 21770, 22392, 22428, 24880, 24920, 25632, 26124, 27679, 27990, 28035, 29856, 29904, 32040, 32655, 34832, 37320, 37380, 39186, 42720, 43540, 44784, 44856, 49760, 49840, 52248, 55358, 55980, 56070, 59808, 64080, 65310, 69664, 74640, 74760, 78372, 83037, 87080, 89568, 89712, 97965, 99680, 104496, 110716, 111960, 112140, 128160, 130620, 138395, 149280, 149520, 156744, 166074, 174160, 179424, 193753, 195930, 208992, 221432, 223920, 224280, 249111, 261240, 276790, 299040, 313488, 332148, 348320, 387506, 391860, 415185, 442864, 447840, 448560, 498222, 522480, 553580, 581259, 626976, 664296, 775012, 783720, 830370, 885728, 897120, 968765, 996444, 1044960, 1107160, 1162518, 1245555, 1328592, 1550024, 1567440, 1660740, 1743777, 1937530, 1992888, 2214320, 2325036, 2491110, 2657184, 2906295, 3100048, 3134880, 3321480, 3487554, 3875060, 3985776, 4428640, 4650072, 4982220, 5812590, 6200096, 6642960, 6975108, 7750120, 7971552, 8718885, 9300144, 9964440, 11625180, 13285920, 13950216, 15500240, 17437770, 18600288, 19928880, 23250360, 27900432, 31000480, 34875540, 39857760, 46500720, 55800864, 69751080, 93001440, 139502160, 279004320]

約数ペア:

[(1, 279004320), (2, 139502160), (3, 93001440), (4, 69751080), (5, 55800864), (6, 46500720), (7, 39857760), (8, 34875540), (9, 31000480), (10, 27900432), (12, 23250360), (14, 19928880), (15, 18600288), (16, 17437770), (18, 15500240), (20, 13950216), (21, 13285920), (24, 11625180), (28, 9964440), (30, 9300144), (32, 8718885), (35, 7971552), (36, 7750120), (40, 6975108), (42, 6642960), (45, 6200096), (48, 5812590), (56, 4982220), (60, 4650072), (63, 4428640), (70, 3985776), (72, 3875060), (80, 3487554), (84, 3321480), (89, 3134880), (90, 3100048), (96, 2906295), (105, 2657184), (112, 2491110), (120, 2325036), (126, 2214320), (140, 1992888), (144, 1937530), (160, 1743777), (168, 1660740), (178, 1567440), (180, 1550024), (210, 1328592), (224, 1245555), (240, 1162518), (252, 1107160), (267, 1044960), (280, 996444), (288, 968765), (311, 897120), (315, 885728), (336, 830370), (356, 783720), (360, 775012), (420, 664296), (445, 626976), (480, 581259), (504, 553580), (534, 522480), (560, 498222), (622, 448560), (623, 447840), (630, 442864), (672, 415185), (712, 391860), (720, 387506), (801, 348320), (840, 332148), (890, 313488), (933, 299040), (1008, 276790), (1068, 261240), (1120, 249111), (1244, 224280), (1246, 223920), (1260, 221432), (1335, 208992), (1424, 195930), (1440, 193753), (1555, 179424), (1602, 174160), (1680, 166074), (1780, 156744), (1866, 149520), (1869, 149280), (2016, 138395), (2136, 130620), (2177, 128160), (2488, 112140), (2492, 111960), (2520, 110716), (2670, 104496), (2799, 99680), (2848, 97965), (3110, 89712), (3115, 89568), (3204, 87080), (3360, 83037), (3560, 78372), (3732, 74760), (3738, 74640), (4005, 69664), (4272, 65310), (4354, 64080), (4665, 59808), (4976, 56070), (4984, 55980), (5040, 55358), (5340, 52248), (5598, 49840), (5607, 49760), (6220, 44856), (6230, 44784), (6408, 43540), (6531, 42720), (7120, 39186), (7464, 37380), (7476, 37320), (8010, 34832), (8544, 32655), (8708, 32040), (9330, 29904), (9345, 29856), (9952, 28035), (9968, 27990), (10080, 27679), (10680, 26124), (10885, 25632), (11196, 24920), (11214, 24880), (12440, 22428), (12460, 22392), (12816, 21770), (13062, 21360), (13995, 19936), (14240, 19593), (14928, 18690), (14952, 18660), (16020, 17416)]