312122720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:162

約数の個数: 288

約数和(自身を含む): 976183488

約数和(自身を除く): 664060768

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 97, 104, 112, 119, 130, 136, 140, 160, 169, 170, 182, 194, 208, 221, 224, 238, 260, 272, 280, 338, 340, 364, 388, 416, 442, 455, 476, 485, 520, 544, 560, 595, 676, 679, 680, 728, 776, 845, 884, 910, 952, 970, 1040, 1105, 1120, 1183, 1190, 1261, 1352, 1358, 1360, 1456, 1547, 1552, 1649, 1690, 1768, 1820, 1904, 1940, 2080, 2210, 2366, 2380, 2522, 2704, 2716, 2720, 2873, 2912, 3094, 3104, 3298, 3380, 3395, 3536, 3640, 3808, 3880, 4420, 4732, 4760, 5044, 5408, 5432, 5746, 5915, 6188, 6305, 6596, 6760, 6790, 7072, 7280, 7735, 7760, 8245, 8827, 8840, 9464, 9520, 10088, 10864, 11492, 11543, 11830, 12376, 12610, 13192, 13520, 13580, 14365, 14560, 15470, 15520, 16393, 16490, 17654, 17680, 18928, 19040, 20111, 20176, 21437, 21728, 22984, 23086, 23660, 24752, 25220, 26384, 27040, 27160, 28730, 30940, 32786, 32980, 35308, 35360, 37856, 40222, 40352, 42874, 44135, 45968, 46172, 47320, 49504, 50440, 52768, 54320, 57460, 57715, 61880, 65572, 65960, 70616, 80444, 81965, 85748, 88270, 91936, 92344, 94640, 100555, 100880, 107185, 108640, 114751, 114920, 115430, 123760, 131144, 131920, 141232, 150059, 160888, 163930, 171496, 176540, 184688, 189280, 201110, 201760, 214370, 229502, 229840, 230860, 247520, 262288, 263840, 278681, 282464, 300118, 321776, 327860, 342992, 353080, 369376, 402220, 428740, 459004, 459680, 461720, 524576, 557362, 573755, 600236, 643552, 655720, 685984, 706160, 750295, 804440, 857480, 918008, 923440, 1114724, 1147510, 1200472, 1311440, 1393405, 1412320, 1500590, 1608880, 1714960, 1836016, 1846880, 1950767, 2229448, 2295020, 2400944, 2622880, 2786810, 3001180, 3217760, 3429920, 3672032, 3901534, 4458896, 4590040, 4801888, 5573620, 6002360, 7803068, 8917792, 9180080, 9753835, 11147240, 12004720, 15606136, 18360160, 19507670, 22294480, 24009440, 31212272, 39015340, 44588960, 62424544, 78030680, 156061360, 312122720]

約数ペア:

[(1, 312122720), (2, 156061360), (4, 78030680), (5, 62424544), (7, 44588960), (8, 39015340), (10, 31212272), (13, 24009440), (14, 22294480), (16, 19507670), (17, 18360160), (20, 15606136), (26, 12004720), (28, 11147240), (32, 9753835), (34, 9180080), (35, 8917792), (40, 7803068), (52, 6002360), (56, 5573620), (65, 4801888), (68, 4590040), (70, 4458896), (80, 3901534), (85, 3672032), (91, 3429920), (97, 3217760), (104, 3001180), (112, 2786810), (119, 2622880), (130, 2400944), (136, 2295020), (140, 2229448), (160, 1950767), (169, 1846880), (170, 1836016), (182, 1714960), (194, 1608880), (208, 1500590), (221, 1412320), (224, 1393405), (238, 1311440), (260, 1200472), (272, 1147510), (280, 1114724), (338, 923440), (340, 918008), (364, 857480), (388, 804440), (416, 750295), (442, 706160), (455, 685984), (476, 655720), (485, 643552), (520, 600236), (544, 573755), (560, 557362), (595, 524576), (676, 461720), (679, 459680), (680, 459004), (728, 428740), (776, 402220), (845, 369376), (884, 353080), (910, 342992), (952, 327860), (970, 321776), (1040, 300118), (1105, 282464), (1120, 278681), (1183, 263840), (1190, 262288), (1261, 247520), (1352, 230860), (1358, 229840), (1360, 229502), (1456, 214370), (1547, 201760), (1552, 201110), (1649, 189280), (1690, 184688), (1768, 176540), (1820, 171496), (1904, 163930), (1940, 160888), (2080, 150059), (2210, 141232), (2366, 131920), (2380, 131144), (2522, 123760), (2704, 115430), (2716, 114920), (2720, 114751), (2873, 108640), (2912, 107185), (3094, 100880), (3104, 100555), (3298, 94640), (3380, 92344), (3395, 91936), (3536, 88270), (3640, 85748), (3808, 81965), (3880, 80444), (4420, 70616), (4732, 65960), (4760, 65572), (5044, 61880), (5408, 57715), (5432, 57460), (5746, 54320), (5915, 52768), (6188, 50440), (6305, 49504), (6596, 47320), (6760, 46172), (6790, 45968), (7072, 44135), (7280, 42874), (7735, 40352), (7760, 40222), (8245, 37856), (8827, 35360), (8840, 35308), (9464, 32980), (9520, 32786), (10088, 30940), (10864, 28730), (11492, 27160), (11543, 27040), (11830, 26384), (12376, 25220), (12610, 24752), (13192, 23660), (13520, 23086), (13580, 22984), (14365, 21728), (14560, 21437), (15470, 20176), (15520, 20111), (16393, 19040), (16490, 18928), (17654, 17680)]