203996520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{479}}^1$

素因数の和:529

約数の個数: 288

約数和(自身を含む): 822182400

約数和(自身を除く): 618185880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 169, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 338, 360, 364, 390, 420, 455, 468, 479, 504, 507, 520, 546, 585, 630, 676, 728, 780, 819, 840, 845, 910, 936, 958, 1014, 1092, 1170, 1183, 1260, 1352, 1365, 1437, 1521, 1560, 1638, 1690, 1820, 1916, 2028, 2184, 2340, 2366, 2395, 2520, 2535, 2730, 2874, 3042, 3276, 3353, 3380, 3549, 3640, 3832, 4056, 4095, 4311, 4680, 4732, 4790, 5070, 5460, 5748, 5915, 6084, 6227, 6552, 6706, 6760, 7098, 7185, 7605, 8190, 8622, 9464, 9580, 10059, 10140, 10647, 10920, 11496, 11830, 12168, 12454, 13412, 14196, 14370, 15210, 16380, 16765, 17244, 17745, 18681, 19160, 20118, 20280, 21294, 21555, 23660, 24908, 26824, 28392, 28740, 30177, 30420, 31135, 32760, 33530, 34488, 35490, 37362, 40236, 42588, 43110, 43589, 47320, 49816, 50295, 53235, 56043, 57480, 60354, 60840, 62270, 67060, 70980, 74724, 80472, 80951, 85176, 86220, 87178, 93405, 100590, 106470, 112086, 120708, 124540, 130767, 134120, 141960, 149448, 150885, 161902, 172440, 174356, 186810, 201180, 212940, 217945, 224172, 241416, 242853, 249080, 261534, 280215, 301770, 323804, 348712, 373620, 392301, 402360, 404755, 425880, 435890, 448344, 485706, 523068, 560430, 566657, 603540, 647608, 653835, 728559, 747240, 784602, 809510, 871780, 971412, 1046136, 1120860, 1133314, 1207080, 1214265, 1307670, 1457118, 1569204, 1619020, 1699971, 1743560, 1942824, 1961505, 2241720, 2266628, 2428530, 2615340, 2833285, 2914236, 3138408, 3238040, 3399942, 3642795, 3923010, 4533256, 4857060, 5099913, 5230680, 5666570, 5828472, 6799884, 7285590, 7846020, 8499855, 9714120, 10199826, 11333140, 13599768, 14571180, 15692040, 16999710, 20399652, 22666280, 25499565, 29142360, 33999420, 40799304, 50999130, 67998840, 101998260, 203996520]

約数ペア:

[(1, 203996520), (2, 101998260), (3, 67998840), (4, 50999130), (5, 40799304), (6, 33999420), (7, 29142360), (8, 25499565), (9, 22666280), (10, 20399652), (12, 16999710), (13, 15692040), (14, 14571180), (15, 13599768), (18, 11333140), (20, 10199826), (21, 9714120), (24, 8499855), (26, 7846020), (28, 7285590), (30, 6799884), (35, 5828472), (36, 5666570), (39, 5230680), (40, 5099913), (42, 4857060), (45, 4533256), (52, 3923010), (56, 3642795), (60, 3399942), (63, 3238040), (65, 3138408), (70, 2914236), (72, 2833285), (78, 2615340), (84, 2428530), (90, 2266628), (91, 2241720), (104, 1961505), (105, 1942824), (117, 1743560), (120, 1699971), (126, 1619020), (130, 1569204), (140, 1457118), (156, 1307670), (168, 1214265), (169, 1207080), (180, 1133314), (182, 1120860), (195, 1046136), (210, 971412), (234, 871780), (252, 809510), (260, 784602), (273, 747240), (280, 728559), (312, 653835), (315, 647608), (338, 603540), (360, 566657), (364, 560430), (390, 523068), (420, 485706), (455, 448344), (468, 435890), (479, 425880), (504, 404755), (507, 402360), (520, 392301), (546, 373620), (585, 348712), (630, 323804), (676, 301770), (728, 280215), (780, 261534), (819, 249080), (840, 242853), (845, 241416), (910, 224172), (936, 217945), (958, 212940), (1014, 201180), (1092, 186810), (1170, 174356), (1183, 172440), (1260, 161902), (1352, 150885), (1365, 149448), (1437, 141960), (1521, 134120), (1560, 130767), (1638, 124540), (1690, 120708), (1820, 112086), (1916, 106470), (2028, 100590), (2184, 93405), (2340, 87178), (2366, 86220), (2395, 85176), (2520, 80951), (2535, 80472), (2730, 74724), (2874, 70980), (3042, 67060), (3276, 62270), (3353, 60840), (3380, 60354), (3549, 57480), (3640, 56043), (3832, 53235), (4056, 50295), (4095, 49816), (4311, 47320), (4680, 43589), (4732, 43110), (4790, 42588), (5070, 40236), (5460, 37362), (5748, 35490), (5915, 34488), (6084, 33530), (6227, 32760), (6552, 31135), (6706, 30420), (6760, 30177), (7098, 28740), (7185, 28392), (7605, 26824), (8190, 24908), (8622, 23660), (9464, 21555), (9580, 21294), (10059, 20280), (10140, 20118), (10647, 19160), (10920, 18681), (11496, 17745), (11830, 17244), (12168, 16765), (12454, 16380), (13412, 15210), (14196, 14370)]