68591520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:172

約数の個数: 288

約数和(自身を含む): 259459200

約数和(自身を除く): 190867680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 23, 24, 30, 32, 36, 38, 40, 45, 46, 48, 57, 60, 69, 72, 76, 80, 90, 92, 95, 96, 109, 114, 115, 120, 138, 144, 152, 160, 171, 180, 184, 190, 207, 218, 228, 230, 240, 276, 285, 288, 304, 327, 342, 345, 360, 368, 380, 414, 436, 437, 456, 460, 480, 545, 552, 570, 608, 654, 684, 690, 720, 736, 760, 828, 855, 872, 874, 912, 920, 981, 1035, 1090, 1104, 1140, 1308, 1311, 1368, 1380, 1440, 1520, 1635, 1656, 1710, 1744, 1748, 1824, 1840, 1962, 2070, 2071, 2180, 2185, 2208, 2280, 2507, 2616, 2622, 2736, 2760, 3040, 3270, 3312, 3420, 3488, 3496, 3680, 3924, 3933, 4140, 4142, 4360, 4370, 4560, 4905, 5014, 5232, 5244, 5472, 5520, 6213, 6540, 6555, 6624, 6840, 6992, 7521, 7848, 7866, 8280, 8284, 8720, 8740, 9120, 9810, 10028, 10355, 10464, 10488, 11040, 12426, 12535, 13080, 13110, 13680, 13984, 15042, 15696, 15732, 16560, 16568, 17440, 17480, 18639, 19620, 19665, 20056, 20710, 20976, 22563, 24852, 25070, 26160, 26220, 27360, 30084, 31065, 31392, 31464, 33120, 33136, 34960, 37278, 37605, 39240, 39330, 40112, 41420, 41952, 45126, 47633, 49704, 50140, 52320, 52440, 60168, 62130, 62928, 66272, 69920, 74556, 75210, 78480, 78660, 80224, 82840, 90252, 93195, 95266, 99408, 100280, 104880, 112815, 120336, 124260, 125856, 142899, 149112, 150420, 156960, 157320, 165680, 180504, 186390, 190532, 198816, 200560, 209760, 225630, 238165, 240672, 248520, 285798, 298224, 300840, 314640, 331360, 361008, 372780, 381064, 401120, 428697, 451260, 476330, 497040, 571596, 596448, 601680, 629280, 714495, 722016, 745560, 762128, 857394, 902520, 952660, 994080, 1143192, 1203360, 1428990, 1491120, 1524256, 1714788, 1805040, 1905320, 2143485, 2286384, 2857980, 2982240, 3429576, 3610080, 3810640, 4286970, 4572768, 5715960, 6859152, 7621280, 8573940, 11431920, 13718304, 17147880, 22863840, 34295760, 68591520]

約数ペア:

[(1, 68591520), (2, 34295760), (3, 22863840), (4, 17147880), (5, 13718304), (6, 11431920), (8, 8573940), (9, 7621280), (10, 6859152), (12, 5715960), (15, 4572768), (16, 4286970), (18, 3810640), (19, 3610080), (20, 3429576), (23, 2982240), (24, 2857980), (30, 2286384), (32, 2143485), (36, 1905320), (38, 1805040), (40, 1714788), (45, 1524256), (46, 1491120), (48, 1428990), (57, 1203360), (60, 1143192), (69, 994080), (72, 952660), (76, 902520), (80, 857394), (90, 762128), (92, 745560), (95, 722016), (96, 714495), (109, 629280), (114, 601680), (115, 596448), (120, 571596), (138, 497040), (144, 476330), (152, 451260), (160, 428697), (171, 401120), (180, 381064), (184, 372780), (190, 361008), (207, 331360), (218, 314640), (228, 300840), (230, 298224), (240, 285798), (276, 248520), (285, 240672), (288, 238165), (304, 225630), (327, 209760), (342, 200560), (345, 198816), (360, 190532), (368, 186390), (380, 180504), (414, 165680), (436, 157320), (437, 156960), (456, 150420), (460, 149112), (480, 142899), (545, 125856), (552, 124260), (570, 120336), (608, 112815), (654, 104880), (684, 100280), (690, 99408), (720, 95266), (736, 93195), (760, 90252), (828, 82840), (855, 80224), (872, 78660), (874, 78480), (912, 75210), (920, 74556), (981, 69920), (1035, 66272), (1090, 62928), (1104, 62130), (1140, 60168), (1308, 52440), (1311, 52320), (1368, 50140), (1380, 49704), (1440, 47633), (1520, 45126), (1635, 41952), (1656, 41420), (1710, 40112), (1744, 39330), (1748, 39240), (1824, 37605), (1840, 37278), (1962, 34960), (2070, 33136), (2071, 33120), (2180, 31464), (2185, 31392), (2208, 31065), (2280, 30084), (2507, 27360), (2616, 26220), (2622, 26160), (2736, 25070), (2760, 24852), (3040, 22563), (3270, 20976), (3312, 20710), (3420, 20056), (3488, 19665), (3496, 19620), (3680, 18639), (3924, 17480), (3933, 17440), (4140, 16568), (4142, 16560), (4360, 15732), (4370, 15696), (4560, 15042), (4905, 13984), (5014, 13680), (5232, 13110), (5244, 13080), (5472, 12535), (5520, 12426), (6213, 11040), (6540, 10488), (6555, 10464), (6624, 10355), (6840, 10028), (6992, 9810), (7521, 9120), (7848, 8740), (7866, 8720), (8280, 8284)]