255481800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1031}}^1$

素因数の和:1116

約数の個数: 192

約数和(自身を含む): 921369600

約数和(自身を除く): 665887800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 59, 60, 70, 75, 84, 100, 105, 118, 120, 140, 150, 168, 175, 177, 200, 210, 236, 280, 295, 300, 350, 354, 413, 420, 472, 525, 590, 600, 700, 708, 826, 840, 885, 1031, 1050, 1180, 1239, 1400, 1416, 1475, 1652, 1770, 2062, 2065, 2100, 2360, 2478, 2950, 3093, 3304, 3540, 4124, 4130, 4200, 4425, 4956, 5155, 5900, 6186, 6195, 7080, 7217, 8248, 8260, 8850, 9912, 10310, 10325, 11800, 12372, 12390, 14434, 15465, 16520, 17700, 20620, 20650, 21651, 24744, 24780, 25775, 28868, 30930, 30975, 35400, 36085, 41240, 41300, 43302, 49560, 51550, 57736, 60829, 61860, 61950, 72170, 77325, 82600, 86604, 103100, 108255, 121658, 123720, 123900, 144340, 154650, 173208, 180425, 182487, 206200, 216510, 243316, 247800, 288680, 304145, 309300, 360850, 364974, 425803, 433020, 486632, 541275, 608290, 618600, 721700, 729948, 851606, 866040, 912435, 1082550, 1216580, 1277409, 1443400, 1459896, 1520725, 1703212, 1824870, 2129015, 2165100, 2433160, 2554818, 3041450, 3406424, 3649740, 4258030, 4330200, 4562175, 5109636, 6082900, 6387045, 7299480, 8516060, 9124350, 10219272, 10645075, 12165800, 12774090, 17032120, 18248700, 21290150, 25548180, 31935225, 36497400, 42580300, 51096360, 63870450, 85160600, 127740900, 255481800]

約数ペア:

[(1, 255481800), (2, 127740900), (3, 85160600), (4, 63870450), (5, 51096360), (6, 42580300), (7, 36497400), (8, 31935225), (10, 25548180), (12, 21290150), (14, 18248700), (15, 17032120), (20, 12774090), (21, 12165800), (24, 10645075), (25, 10219272), (28, 9124350), (30, 8516060), (35, 7299480), (40, 6387045), (42, 6082900), (50, 5109636), (56, 4562175), (59, 4330200), (60, 4258030), (70, 3649740), (75, 3406424), (84, 3041450), (100, 2554818), (105, 2433160), (118, 2165100), (120, 2129015), (140, 1824870), (150, 1703212), (168, 1520725), (175, 1459896), (177, 1443400), (200, 1277409), (210, 1216580), (236, 1082550), (280, 912435), (295, 866040), (300, 851606), (350, 729948), (354, 721700), (413, 618600), (420, 608290), (472, 541275), (525, 486632), (590, 433020), (600, 425803), (700, 364974), (708, 360850), (826, 309300), (840, 304145), (885, 288680), (1031, 247800), (1050, 243316), (1180, 216510), (1239, 206200), (1400, 182487), (1416, 180425), (1475, 173208), (1652, 154650), (1770, 144340), (2062, 123900), (2065, 123720), (2100, 121658), (2360, 108255), (2478, 103100), (2950, 86604), (3093, 82600), (3304, 77325), (3540, 72170), (4124, 61950), (4130, 61860), (4200, 60829), (4425, 57736), (4956, 51550), (5155, 49560), (5900, 43302), (6186, 41300), (6195, 41240), (7080, 36085), (7217, 35400), (8248, 30975), (8260, 30930), (8850, 28868), (9912, 25775), (10310, 24780), (10325, 24744), (11800, 21651), (12372, 20650), (12390, 20620), (14434, 17700), (15465, 16520)]