87185280

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:541

約数の個数: 256

約数和(自身を含む): 342720000

約数和(自身を除く): 255534720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 384, 390, 416, 420, 448, 455, 480, 499, 520, 546, 560, 624, 640, 672, 728, 780, 832, 840, 896, 910, 960, 998, 1040, 1092, 1120, 1248, 1344, 1365, 1456, 1497, 1560, 1664, 1680, 1820, 1920, 1996, 2080, 2184, 2240, 2495, 2496, 2688, 2730, 2912, 2994, 3120, 3360, 3493, 3640, 3992, 4160, 4368, 4480, 4990, 4992, 5460, 5824, 5988, 6240, 6487, 6720, 6986, 7280, 7485, 7984, 8320, 8736, 9980, 10479, 10920, 11648, 11976, 12480, 12974, 13440, 13972, 14560, 14970, 15968, 17465, 17472, 19461, 19960, 20958, 21840, 23952, 24960, 25948, 27944, 29120, 29940, 31936, 32435, 34930, 34944, 38922, 39920, 41916, 43680, 45409, 47904, 51896, 52395, 55888, 58240, 59880, 63872, 64870, 69860, 77844, 79840, 83832, 87360, 90818, 95808, 97305, 103792, 104790, 111776, 119760, 129740, 136227, 139720, 155688, 159680, 167664, 174720, 181636, 191616, 194610, 207584, 209580, 223552, 227045, 239520, 259480, 272454, 279440, 311376, 319360, 335328, 363272, 389220, 415168, 419160, 447104, 454090, 479040, 518960, 544908, 558880, 622752, 670656, 681135, 726544, 778440, 830336, 838320, 908180, 958080, 1037920, 1089816, 1117760, 1245504, 1341312, 1362270, 1453088, 1556880, 1676640, 1816360, 2075840, 2179632, 2235520, 2491008, 2724540, 2906176, 3113760, 3353280, 3632720, 4151680, 4359264, 5449080, 5812352, 6227520, 6706560, 7265440, 8718528, 10898160, 12455040, 14530880, 17437056, 21796320, 29061760, 43592640, 87185280]

約数ペア:

[(1, 87185280), (2, 43592640), (3, 29061760), (4, 21796320), (5, 17437056), (6, 14530880), (7, 12455040), (8, 10898160), (10, 8718528), (12, 7265440), (13, 6706560), (14, 6227520), (15, 5812352), (16, 5449080), (20, 4359264), (21, 4151680), (24, 3632720), (26, 3353280), (28, 3113760), (30, 2906176), (32, 2724540), (35, 2491008), (39, 2235520), (40, 2179632), (42, 2075840), (48, 1816360), (52, 1676640), (56, 1556880), (60, 1453088), (64, 1362270), (65, 1341312), (70, 1245504), (78, 1117760), (80, 1089816), (84, 1037920), (91, 958080), (96, 908180), (104, 838320), (105, 830336), (112, 778440), (120, 726544), (128, 681135), (130, 670656), (140, 622752), (156, 558880), (160, 544908), (168, 518960), (182, 479040), (192, 454090), (195, 447104), (208, 419160), (210, 415168), (224, 389220), (240, 363272), (260, 335328), (273, 319360), (280, 311376), (312, 279440), (320, 272454), (336, 259480), (364, 239520), (384, 227045), (390, 223552), (416, 209580), (420, 207584), (448, 194610), (455, 191616), (480, 181636), (499, 174720), (520, 167664), (546, 159680), (560, 155688), (624, 139720), (640, 136227), (672, 129740), (728, 119760), (780, 111776), (832, 104790), (840, 103792), (896, 97305), (910, 95808), (960, 90818), (998, 87360), (1040, 83832), (1092, 79840), (1120, 77844), (1248, 69860), (1344, 64870), (1365, 63872), (1456, 59880), (1497, 58240), (1560, 55888), (1664, 52395), (1680, 51896), (1820, 47904), (1920, 45409), (1996, 43680), (2080, 41916), (2184, 39920), (2240, 38922), (2495, 34944), (2496, 34930), (2688, 32435), (2730, 31936), (2912, 29940), (2994, 29120), (3120, 27944), (3360, 25948), (3493, 24960), (3640, 23952), (3992, 21840), (4160, 20958), (4368, 19960), (4480, 19461), (4990, 17472), (4992, 17465), (5460, 15968), (5824, 14970), (5988, 14560), (6240, 13972), (6487, 13440), (6720, 12974), (6986, 12480), (7280, 11976), (7485, 11648), (7984, 10920), (8320, 10479), (8736, 9980)]