220970880

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{227}}^1$

素因数の和:278

約数の個数: 288

約数和(自身を含む): 829890360

約数和(自身を除く): 608919480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 169, 180, 192, 195, 208, 227, 234, 240, 260, 288, 312, 320, 338, 360, 384, 390, 416, 454, 468, 480, 507, 520, 576, 585, 624, 640, 676, 681, 720, 780, 832, 845, 908, 936, 960, 1014, 1040, 1135, 1152, 1170, 1248, 1352, 1362, 1440, 1521, 1560, 1664, 1690, 1816, 1872, 1920, 2028, 2043, 2080, 2270, 2340, 2496, 2535, 2704, 2724, 2880, 2951, 3042, 3120, 3380, 3405, 3632, 3744, 4056, 4086, 4160, 4540, 4680, 4992, 5070, 5408, 5448, 5760, 5902, 6084, 6240, 6760, 6810, 7264, 7488, 7605, 8112, 8172, 8320, 8853, 9080, 9360, 10140, 10215, 10816, 10896, 11804, 12168, 12480, 13520, 13620, 14528, 14755, 14976, 15210, 16224, 16344, 17706, 18160, 18720, 20280, 20430, 21632, 21792, 23608, 24336, 24960, 26559, 27040, 27240, 29056, 29510, 30420, 32448, 32688, 35412, 36320, 37440, 38363, 40560, 40860, 43584, 44265, 47216, 48672, 53118, 54080, 54480, 59020, 60840, 64896, 65376, 70824, 72640, 74880, 76726, 81120, 81720, 87168, 88530, 94432, 97344, 106236, 108160, 108960, 115089, 118040, 121680, 130752, 132795, 141648, 145280, 153452, 162240, 163440, 177060, 188864, 191815, 194688, 212472, 217920, 230178, 236080, 243360, 261504, 265590, 283296, 306904, 324480, 326880, 345267, 354120, 377728, 383630, 424944, 435840, 460356, 472160, 486720, 531180, 566592, 575445, 613808, 653760, 690534, 708240, 767260, 849888, 920712, 944320, 973440, 1062360, 1133184, 1150890, 1227616, 1307520, 1381068, 1416480, 1534520, 1699776, 1726335, 1841424, 1888640, 2124720, 2301780, 2455232, 2762136, 2832960, 3069040, 3399552, 3452670, 3682848, 4249440, 4603560, 4910464, 5524272, 5665920, 6138080, 6905340, 7365696, 8498880, 9207120, 11048544, 12276160, 13810680, 14731392, 16997760, 18414240, 22097088, 24552320, 27621360, 36828480, 44194176, 55242720, 73656960, 110485440, 220970880]

約数ペア:

[(1, 220970880), (2, 110485440), (3, 73656960), (4, 55242720), (5, 44194176), (6, 36828480), (8, 27621360), (9, 24552320), (10, 22097088), (12, 18414240), (13, 16997760), (15, 14731392), (16, 13810680), (18, 12276160), (20, 11048544), (24, 9207120), (26, 8498880), (30, 7365696), (32, 6905340), (36, 6138080), (39, 5665920), (40, 5524272), (45, 4910464), (48, 4603560), (52, 4249440), (60, 3682848), (64, 3452670), (65, 3399552), (72, 3069040), (78, 2832960), (80, 2762136), (90, 2455232), (96, 2301780), (104, 2124720), (117, 1888640), (120, 1841424), (128, 1726335), (130, 1699776), (144, 1534520), (156, 1416480), (160, 1381068), (169, 1307520), (180, 1227616), (192, 1150890), (195, 1133184), (208, 1062360), (227, 973440), (234, 944320), (240, 920712), (260, 849888), (288, 767260), (312, 708240), (320, 690534), (338, 653760), (360, 613808), (384, 575445), (390, 566592), (416, 531180), (454, 486720), (468, 472160), (480, 460356), (507, 435840), (520, 424944), (576, 383630), (585, 377728), (624, 354120), (640, 345267), (676, 326880), (681, 324480), (720, 306904), (780, 283296), (832, 265590), (845, 261504), (908, 243360), (936, 236080), (960, 230178), (1014, 217920), (1040, 212472), (1135, 194688), (1152, 191815), (1170, 188864), (1248, 177060), (1352, 163440), (1362, 162240), (1440, 153452), (1521, 145280), (1560, 141648), (1664, 132795), (1690, 130752), (1816, 121680), (1872, 118040), (1920, 115089), (2028, 108960), (2043, 108160), (2080, 106236), (2270, 97344), (2340, 94432), (2496, 88530), (2535, 87168), (2704, 81720), (2724, 81120), (2880, 76726), (2951, 74880), (3042, 72640), (3120, 70824), (3380, 65376), (3405, 64896), (3632, 60840), (3744, 59020), (4056, 54480), (4086, 54080), (4160, 53118), (4540, 48672), (4680, 47216), (4992, 44265), (5070, 43584), (5408, 40860), (5448, 40560), (5760, 38363), (5902, 37440), (6084, 36320), (6240, 35412), (6760, 32688), (6810, 32448), (7264, 30420), (7488, 29510), (7605, 29056), (8112, 27240), (8172, 27040), (8320, 26559), (8853, 24960), (9080, 24336), (9360, 23608), (10140, 21792), (10215, 21632), (10816, 20430), (10896, 20280), (11804, 18720), (12168, 18160), (12480, 17706), (13520, 16344), (13620, 16224), (14528, 15210), (14755, 14976)]