28810080

素因数分解:

$2^5\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:65

約数の個数: 336

約数和(自身を含む): 115683120

約数和(自身を除く): 86873040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 27, 30, 32, 36, 38, 39, 40, 45, 48, 52, 54, 57, 60, 65, 72, 76, 78, 80, 81, 90, 95, 96, 104, 108, 114, 117, 120, 130, 135, 144, 152, 156, 160, 162, 171, 180, 190, 195, 208, 216, 228, 234, 240, 243, 247, 260, 270, 285, 288, 304, 312, 324, 342, 351, 360, 380, 390, 405, 416, 432, 456, 468, 480, 486, 494, 513, 520, 540, 570, 585, 608, 624, 648, 684, 702, 720, 729, 741, 760, 780, 810, 855, 864, 912, 936, 972, 988, 1026, 1040, 1053, 1080, 1140, 1170, 1215, 1235, 1248, 1296, 1368, 1404, 1440, 1458, 1482, 1520, 1539, 1560, 1620, 1710, 1755, 1824, 1872, 1944, 1976, 2052, 2080, 2106, 2160, 2223, 2280, 2340, 2430, 2470, 2565, 2592, 2736, 2808, 2916, 2964, 3040, 3078, 3120, 3159, 3240, 3420, 3510, 3645, 3705, 3744, 3888, 3952, 4104, 4212, 4320, 4446, 4560, 4617, 4680, 4860, 4940, 5130, 5265, 5472, 5616, 5832, 5928, 6156, 6240, 6318, 6480, 6669, 6840, 7020, 7290, 7410, 7695, 7776, 7904, 8208, 8424, 8892, 9120, 9234, 9360, 9477, 9720, 9880, 10260, 10530, 11115, 11232, 11664, 11856, 12312, 12636, 12960, 13338, 13680, 13851, 14040, 14580, 14820, 15390, 15795, 16416, 16848, 17784, 18468, 18720, 18954, 19440, 19760, 20007, 20520, 21060, 22230, 23085, 23328, 23712, 24624, 25272, 26676, 27360, 27702, 28080, 29160, 29640, 30780, 31590, 33345, 33696, 35568, 36936, 37908, 38880, 39520, 40014, 41040, 42120, 44460, 46170, 47385, 49248, 50544, 53352, 55404, 56160, 58320, 59280, 60021, 61560, 63180, 66690, 69255, 71136, 73872, 75816, 80028, 82080, 84240, 88920, 92340, 94770, 100035, 101088, 106704, 110808, 116640, 118560, 120042, 123120, 126360, 133380, 138510, 147744, 151632, 160056, 168480, 177840, 180063, 184680, 189540, 200070, 213408, 221616, 240084, 246240, 252720, 266760, 277020, 300105, 303264, 320112, 355680, 360126, 369360, 379080, 400140, 443232, 480168, 505440, 533520, 554040, 600210, 640224, 720252, 738720, 758160, 800280, 900315, 960336, 1067040, 1108080, 1200420, 1440504, 1516320, 1600560, 1800630, 1920672, 2216160, 2400840, 2881008, 3201120, 3601260, 4801680, 5762016, 7202520, 9603360, 14405040, 28810080]

約数ペア:

[(1, 28810080), (2, 14405040), (3, 9603360), (4, 7202520), (5, 5762016), (6, 4801680), (8, 3601260), (9, 3201120), (10, 2881008), (12, 2400840), (13, 2216160), (15, 1920672), (16, 1800630), (18, 1600560), (19, 1516320), (20, 1440504), (24, 1200420), (26, 1108080), (27, 1067040), (30, 960336), (32, 900315), (36, 800280), (38, 758160), (39, 738720), (40, 720252), (45, 640224), (48, 600210), (52, 554040), (54, 533520), (57, 505440), (60, 480168), (65, 443232), (72, 400140), (76, 379080), (78, 369360), (80, 360126), (81, 355680), (90, 320112), (95, 303264), (96, 300105), (104, 277020), (108, 266760), (114, 252720), (117, 246240), (120, 240084), (130, 221616), (135, 213408), (144, 200070), (152, 189540), (156, 184680), (160, 180063), (162, 177840), (171, 168480), (180, 160056), (190, 151632), (195, 147744), (208, 138510), (216, 133380), (228, 126360), (234, 123120), (240, 120042), (243, 118560), (247, 116640), (260, 110808), (270, 106704), (285, 101088), (288, 100035), (304, 94770), (312, 92340), (324, 88920), (342, 84240), (351, 82080), (360, 80028), (380, 75816), (390, 73872), (405, 71136), (416, 69255), (432, 66690), (456, 63180), (468, 61560), (480, 60021), (486, 59280), (494, 58320), (513, 56160), (520, 55404), (540, 53352), (570, 50544), (585, 49248), (608, 47385), (624, 46170), (648, 44460), (684, 42120), (702, 41040), (720, 40014), (729, 39520), (741, 38880), (760, 37908), (780, 36936), (810, 35568), (855, 33696), (864, 33345), (912, 31590), (936, 30780), (972, 29640), (988, 29160), (1026, 28080), (1040, 27702), (1053, 27360), (1080, 26676), (1140, 25272), (1170, 24624), (1215, 23712), (1235, 23328), (1248, 23085), (1296, 22230), (1368, 21060), (1404, 20520), (1440, 20007), (1458, 19760), (1482, 19440), (1520, 18954), (1539, 18720), (1560, 18468), (1620, 17784), (1710, 16848), (1755, 16416), (1824, 15795), (1872, 15390), (1944, 14820), (1976, 14580), (2052, 14040), (2080, 13851), (2106, 13680), (2160, 13338), (2223, 12960), (2280, 12636), (2340, 12312), (2430, 11856), (2470, 11664), (2565, 11232), (2592, 11115), (2736, 10530), (2808, 10260), (2916, 9880), (2964, 9720), (3040, 9477), (3078, 9360), (3120, 9234), (3159, 9120), (3240, 8892), (3420, 8424), (3510, 8208), (3645, 7904), (3705, 7776), (3744, 7695), (3888, 7410), (3952, 7290), (4104, 7020), (4212, 6840), (4320, 6669), (4446, 6480), (4560, 6318), (4617, 6240), (4680, 6156), (4860, 5928), (4940, 5832), (5130, 5616), (5265, 5472)]