280483560

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:262

約数の個数: 320

約数和(自身を含む): 1097712000

約数和(自身を除く): 817228440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 83, 84, 90, 105, 108, 120, 126, 135, 140, 149, 162, 166, 168, 180, 189, 210, 216, 249, 252, 270, 280, 298, 315, 324, 332, 360, 378, 405, 415, 420, 447, 498, 504, 540, 567, 581, 596, 630, 648, 664, 745, 747, 756, 810, 830, 840, 894, 945, 996, 1043, 1080, 1134, 1162, 1192, 1245, 1260, 1341, 1490, 1494, 1512, 1620, 1660, 1743, 1788, 1890, 1992, 2086, 2235, 2241, 2268, 2324, 2490, 2520, 2682, 2835, 2905, 2980, 2988, 3129, 3240, 3320, 3486, 3576, 3735, 3780, 4023, 4172, 4470, 4482, 4536, 4648, 4980, 5215, 5229, 5364, 5670, 5810, 5960, 5976, 6258, 6705, 6723, 6972, 7470, 7560, 8046, 8344, 8715, 8940, 8964, 9387, 9960, 10430, 10458, 10728, 11205, 11340, 11620, 12069, 12367, 12516, 13410, 13446, 13944, 14940, 15645, 15687, 16092, 17430, 17880, 17928, 18774, 20115, 20860, 20916, 22410, 22680, 23240, 24138, 24734, 25032, 26145, 26820, 26892, 28161, 29880, 31290, 31374, 32184, 33615, 34860, 37101, 37548, 40230, 41720, 41832, 44820, 46935, 47061, 48276, 49468, 52290, 53640, 53784, 56322, 60345, 61835, 62580, 62748, 67230, 69720, 74202, 75096, 78435, 80460, 84483, 86569, 89640, 93870, 94122, 96552, 98936, 104580, 111303, 112644, 120690, 123670, 125160, 125496, 134460, 140805, 148404, 156870, 160920, 168966, 173138, 185505, 187740, 188244, 209160, 222606, 225288, 235305, 241380, 247340, 259707, 268920, 281610, 296808, 313740, 333909, 337932, 346276, 371010, 375480, 376488, 422415, 432845, 445212, 470610, 482760, 494680, 519414, 556515, 563220, 627480, 667818, 675864, 692552, 742020, 779121, 844830, 865690, 890424, 941220, 1001727, 1038828, 1113030, 1126440, 1298535, 1335636, 1484040, 1558242, 1669545, 1689660, 1731380, 1882440, 2003454, 2077656, 2226060, 2337363, 2597070, 2671272, 3116484, 3339090, 3379320, 3462760, 3895605, 4006908, 4452120, 4674726, 5008635, 5194140, 6232968, 6678180, 7012089, 7791210, 8013816, 9349452, 10017270, 10388280, 11686815, 13356360, 14024178, 15582420, 18698904, 20034540, 23373630, 28048356, 31164840, 35060445, 40069080, 46747260, 56096712, 70120890, 93494520, 140241780, 280483560]

約数ペア:

[(1, 280483560), (2, 140241780), (3, 93494520), (4, 70120890), (5, 56096712), (6, 46747260), (7, 40069080), (8, 35060445), (9, 31164840), (10, 28048356), (12, 23373630), (14, 20034540), (15, 18698904), (18, 15582420), (20, 14024178), (21, 13356360), (24, 11686815), (27, 10388280), (28, 10017270), (30, 9349452), (35, 8013816), (36, 7791210), (40, 7012089), (42, 6678180), (45, 6232968), (54, 5194140), (56, 5008635), (60, 4674726), (63, 4452120), (70, 4006908), (72, 3895605), (81, 3462760), (83, 3379320), (84, 3339090), (90, 3116484), (105, 2671272), (108, 2597070), (120, 2337363), (126, 2226060), (135, 2077656), (140, 2003454), (149, 1882440), (162, 1731380), (166, 1689660), (168, 1669545), (180, 1558242), (189, 1484040), (210, 1335636), (216, 1298535), (249, 1126440), (252, 1113030), (270, 1038828), (280, 1001727), (298, 941220), (315, 890424), (324, 865690), (332, 844830), (360, 779121), (378, 742020), (405, 692552), (415, 675864), (420, 667818), (447, 627480), (498, 563220), (504, 556515), (540, 519414), (567, 494680), (581, 482760), (596, 470610), (630, 445212), (648, 432845), (664, 422415), (745, 376488), (747, 375480), (756, 371010), (810, 346276), (830, 337932), (840, 333909), (894, 313740), (945, 296808), (996, 281610), (1043, 268920), (1080, 259707), (1134, 247340), (1162, 241380), (1192, 235305), (1245, 225288), (1260, 222606), (1341, 209160), (1490, 188244), (1494, 187740), (1512, 185505), (1620, 173138), (1660, 168966), (1743, 160920), (1788, 156870), (1890, 148404), (1992, 140805), (2086, 134460), (2235, 125496), (2241, 125160), (2268, 123670), (2324, 120690), (2490, 112644), (2520, 111303), (2682, 104580), (2835, 98936), (2905, 96552), (2980, 94122), (2988, 93870), (3129, 89640), (3240, 86569), (3320, 84483), (3486, 80460), (3576, 78435), (3735, 75096), (3780, 74202), (4023, 69720), (4172, 67230), (4470, 62748), (4482, 62580), (4536, 61835), (4648, 60345), (4980, 56322), (5215, 53784), (5229, 53640), (5364, 52290), (5670, 49468), (5810, 48276), (5960, 47061), (5976, 46935), (6258, 44820), (6705, 41832), (6723, 41720), (6972, 40230), (7470, 37548), (7560, 37101), (8046, 34860), (8344, 33615), (8715, 32184), (8940, 31374), (8964, 31290), (9387, 29880), (9960, 28161), (10430, 26892), (10458, 26820), (10728, 26145), (11205, 25032), (11340, 24734), (11620, 24138), (12069, 23240), (12367, 22680), (12516, 22410), (13410, 20916), (13446, 20860), (13944, 20115), (14940, 18774), (15645, 17928), (15687, 17880), (16092, 17430)]