171111720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:320

約数の個数: 256

約数和(自身を含む): 609638400

約数和(自身を除く): 438526680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 23, 24, 26, 30, 38, 39, 40, 46, 52, 57, 60, 65, 69, 76, 78, 92, 95, 104, 114, 115, 120, 130, 138, 152, 156, 184, 190, 195, 228, 230, 247, 251, 260, 276, 285, 299, 312, 345, 380, 390, 437, 456, 460, 494, 502, 520, 552, 570, 598, 690, 741, 753, 760, 780, 874, 897, 920, 988, 1004, 1140, 1196, 1235, 1255, 1311, 1380, 1482, 1495, 1506, 1560, 1748, 1794, 1976, 2008, 2185, 2280, 2392, 2470, 2510, 2622, 2760, 2964, 2990, 3012, 3263, 3496, 3588, 3705, 3765, 4370, 4485, 4769, 4940, 5020, 5244, 5681, 5773, 5928, 5980, 6024, 6526, 6555, 7176, 7410, 7530, 8740, 8970, 9538, 9789, 9880, 10040, 10488, 11362, 11546, 11960, 13052, 13110, 14307, 14820, 15060, 16315, 17043, 17319, 17480, 17940, 19076, 19578, 22724, 23092, 23845, 26104, 26220, 28405, 28614, 28865, 29640, 30120, 32630, 34086, 34638, 35880, 38152, 39156, 45448, 46184, 47690, 48945, 52440, 56810, 57228, 57730, 61997, 65260, 68172, 69276, 71535, 75049, 78312, 85215, 86595, 95380, 97890, 109687, 113620, 114456, 115460, 123994, 130520, 136344, 138552, 143070, 150098, 170430, 173190, 185991, 190760, 195780, 219374, 225147, 227240, 230920, 247988, 286140, 300196, 309985, 329061, 340860, 346380, 371982, 375245, 391560, 438748, 450294, 495976, 548435, 572280, 600392, 619970, 658122, 681720, 692760, 743964, 750490, 877496, 900588, 929955, 1096870, 1125735, 1239940, 1316244, 1425931, 1487928, 1500980, 1645305, 1801176, 1859910, 2193740, 2251470, 2479880, 2632488, 2851862, 3001960, 3290610, 3719820, 4277793, 4387480, 4502940, 5703724, 6581220, 7129655, 7439640, 8555586, 9005880, 11407448, 13162440, 14259310, 17111172, 21388965, 28518620, 34222344, 42777930, 57037240, 85555860, 171111720]

約数ペア:

[(1, 171111720), (2, 85555860), (3, 57037240), (4, 42777930), (5, 34222344), (6, 28518620), (8, 21388965), (10, 17111172), (12, 14259310), (13, 13162440), (15, 11407448), (19, 9005880), (20, 8555586), (23, 7439640), (24, 7129655), (26, 6581220), (30, 5703724), (38, 4502940), (39, 4387480), (40, 4277793), (46, 3719820), (52, 3290610), (57, 3001960), (60, 2851862), (65, 2632488), (69, 2479880), (76, 2251470), (78, 2193740), (92, 1859910), (95, 1801176), (104, 1645305), (114, 1500980), (115, 1487928), (120, 1425931), (130, 1316244), (138, 1239940), (152, 1125735), (156, 1096870), (184, 929955), (190, 900588), (195, 877496), (228, 750490), (230, 743964), (247, 692760), (251, 681720), (260, 658122), (276, 619970), (285, 600392), (299, 572280), (312, 548435), (345, 495976), (380, 450294), (390, 438748), (437, 391560), (456, 375245), (460, 371982), (494, 346380), (502, 340860), (520, 329061), (552, 309985), (570, 300196), (598, 286140), (690, 247988), (741, 230920), (753, 227240), (760, 225147), (780, 219374), (874, 195780), (897, 190760), (920, 185991), (988, 173190), (1004, 170430), (1140, 150098), (1196, 143070), (1235, 138552), (1255, 136344), (1311, 130520), (1380, 123994), (1482, 115460), (1495, 114456), (1506, 113620), (1560, 109687), (1748, 97890), (1794, 95380), (1976, 86595), (2008, 85215), (2185, 78312), (2280, 75049), (2392, 71535), (2470, 69276), (2510, 68172), (2622, 65260), (2760, 61997), (2964, 57730), (2990, 57228), (3012, 56810), (3263, 52440), (3496, 48945), (3588, 47690), (3705, 46184), (3765, 45448), (4370, 39156), (4485, 38152), (4769, 35880), (4940, 34638), (5020, 34086), (5244, 32630), (5681, 30120), (5773, 29640), (5928, 28865), (5980, 28614), (6024, 28405), (6526, 26220), (6555, 26104), (7176, 23845), (7410, 23092), (7530, 22724), (8740, 19578), (8970, 19076), (9538, 17940), (9789, 17480), (9880, 17319), (10040, 17043), (10488, 16315), (11362, 15060), (11546, 14820), (11960, 14307), (13052, 13110)]