261161016480

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{967}}^1$

素因数の和:1243

約数の個数: 960

約数和(自身を含む): 1140508131840

約数和(自身を除く): 879347115360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 60, 63, 65, 70, 72, 78, 80, 81, 84, 90, 91, 96, 104, 105, 108, 112, 117, 120, 126, 130, 135, 140, 144, 156, 160, 162, 168, 180, 182, 189, 195, 208, 210, 216, 224, 229, 234, 240, 252, 260, 270, 273, 280, 288, 312, 315, 324, 336, 351, 360, 364, 378, 390, 405, 416, 420, 432, 455, 458, 468, 480, 504, 520, 540, 546, 560, 567, 585, 624, 630, 648, 672, 687, 702, 720, 728, 756, 780, 810, 819, 840, 864, 910, 916, 936, 945, 967, 1008, 1040, 1053, 1080, 1092, 1120, 1134, 1145, 1170, 1248, 1260, 1296, 1365, 1374, 1404, 1440, 1456, 1512, 1560, 1603, 1620, 1638, 1680, 1755, 1820, 1832, 1872, 1890, 1934, 2016, 2061, 2080, 2106, 2160, 2184, 2268, 2290, 2340, 2457, 2520, 2592, 2730, 2748, 2808, 2835, 2901, 2912, 2977, 3024, 3120, 3206, 3240, 3276, 3360, 3435, 3510, 3640, 3664, 3744, 3780, 3868, 4095, 4122, 4212, 4320, 4368, 4536, 4580, 4680, 4809, 4835, 4914, 5040, 5265, 5460, 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2411370, 2436840, 2500680, 2506464, 2572128, 2596860, 2639910, 2657316, 2715336, 2741445, 2813265, 2815904, 2878759, 2924208, 2967840, 3000816, 3017040, 3100202, 3133080, 3167892, 3215160, 3249120, 3321645, 3334240, 3375918, 3394170, 3462480, 3519880, 3543088, 3620448, 3655260, 3751020, 3858192, 3959865, 3985974, 4073004, 4154976, 4177440, 4223856, 4286880, 4386312, 4428860, 4501224, 4525560, 4650303, 4751838, 4822740, 4873680, 5001360, 5091255, 5193720, 5279820, 5314632, 5430672, 5482890, 5626530, 5757518, 5848416, 5978961, 6001632, 6034080, 6200404, 6266160, 6335784, 6430320, 6643290, 6751836, 6788340, 6924960, 7039760, 7086176, 7127757, 7310520, 7502040, 7716384, 7750505, 7919730, 7971948, 8146008, 8439795, 8447712, 8636277, 8772624, 8857720, 9002448, 9051120, 9300606, 9503676, 9645480, 9747360, 9964935, 10002720, 10182510, 10387440, 10559640, 10629264, 10861344, 10965780, 11253060, 11515036, 11879595, 11957922, 12400808, 12532320, 12671568, 12860640, 13286580, 13503672, 13576680, 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約数ペア:

[(1, 261161016480), (2, 130580508240), (3, 87053672160), (4, 65290254120), (5, 52232203296), (6, 43526836080), (7, 37308716640), (8, 32645127060), (9, 29017890720), (10, 26116101648), (12, 21763418040), (13, 20089308960), (14, 18654358320), (15, 17410734432), (16, 16322563530), (18, 14508945360), (20, 13058050824), (21, 12436238880), (24, 10881709020), (26, 10044654480), (27, 9672630240), (28, 9327179160), (30, 8705367216), (32, 8161281765), (35, 7461743328), (36, 7254472680), (39, 6696436320), (40, 6529025412), (42, 6218119440), (45, 5803578144), (48, 5440854510), (52, 5022327240), (54, 4836315120), (56, 4663589580), (60, 4352683608), (63, 4145412960), (65, 4017861792), (70, 3730871664), (72, 3627236340), (78, 3348218160), (80, 3264512706), (81, 3224210080), (84, 3109059720), (90, 2901789072), (91, 2869901280), (96, 2720427255), (104, 2511163620), (105, 2487247776), (108, 2418157560), (112, 2331794790), (117, 2232145440), (120, 2176341804), (126, 2072706480), (130, 2008930896), (135, 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(256480, 1018251), (259686, 1005680), (261090, 1000272), (263991, 989280), (267930, 974736), (270760, 964548), (278496, 937755), (285792, 913815), (288540, 905112), (294840, 885772), (296784, 879970), (301704, 865620), (304605, 857376), (312585, 835488), (313308, 833560), (321516, 812280), (324912, 803790), (329760, 791973), (333424, 783270), (339417, 769440), (346248, 754260), (348120, 750204), (351988, 741960), (357240, 731052), (365526, 714480), (370980, 703976), (375102, 696240), (377130, 692496), (384720, 678834), (391635, 666848), (393120, 664329), (401895, 649824), (402272, 649215), (406140, 643032), (416780, 626616), (417744, 625170), (428688, 609210), (432810, 603408), (439985, 593568), (442886, 589680), (452556, 577080), (461664, 565695), (464160, 562653), (476320, 548289), (482274, 541520), (487368, 535860), (494640, 527982), (500136, 522180), (502840, 519372)]