31356000

素因数分解:

$2^5\times 3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:111

約数の個数: 288

約数和(自身を含む): 121631328

約数和(自身を除く): 90275328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 32, 36, 39, 40, 45, 48, 50, 52, 60, 65, 67, 72, 75, 78, 80, 90, 96, 100, 104, 117, 120, 125, 130, 134, 144, 150, 156, 160, 180, 195, 200, 201, 208, 225, 234, 240, 250, 260, 268, 288, 300, 312, 325, 335, 360, 375, 390, 400, 402, 416, 450, 468, 480, 500, 520, 536, 585, 600, 603, 624, 650, 670, 720, 750, 780, 800, 804, 871, 900, 936, 975, 1000, 1005, 1040, 1072, 1125, 1170, 1200, 1206, 1248, 1300, 1340, 1440, 1500, 1560, 1608, 1625, 1675, 1742, 1800, 1872, 1950, 2000, 2010, 2080, 2144, 2250, 2340, 2400, 2412, 2600, 2613, 2680, 2925, 3000, 3015, 3120, 3216, 3250, 3350, 3484, 3600, 3744, 3900, 4000, 4020, 4355, 4500, 4680, 4824, 4875, 5025, 5200, 5226, 5360, 5850, 6000, 6030, 6240, 6432, 6500, 6700, 6968, 7200, 7800, 7839, 8040, 8375, 8710, 9000, 9360, 9648, 9750, 10050, 10400, 10452, 10720, 11700, 12000, 12060, 13000, 13065, 13400, 13936, 14625, 15075, 15600, 15678, 16080, 16750, 17420, 18000, 18720, 19296, 19500, 20100, 20904, 21775, 23400, 24120, 25125, 26000, 26130, 26800, 27872, 29250, 30150, 31200, 31356, 32160, 33500, 34840, 36000, 39000, 39195, 40200, 41808, 43550, 46800, 48240, 50250, 52000, 52260, 53600, 58500, 60300, 62712, 65325, 67000, 69680, 75375, 78000, 78390, 80400, 83616, 87100, 93600, 96480, 100500, 104520, 108875, 117000, 120600, 125424, 130650, 134000, 139360, 150750, 156000, 156780, 160800, 174200, 195975, 201000, 209040, 217750, 234000, 241200, 250848, 261300, 268000, 301500, 313560, 326625, 348400, 391950, 402000, 418080, 435500, 468000, 482400, 522600, 603000, 627120, 653250, 696800, 783900, 804000, 871000, 979875, 1045200, 1206000, 1254240, 1306500, 1567800, 1742000, 1959750, 2090400, 2412000, 2613000, 3135600, 3484000, 3919500, 5226000, 6271200, 7839000, 10452000, 15678000, 31356000]

約数ペア:

[(1, 31356000), (2, 15678000), (3, 10452000), (4, 7839000), (5, 6271200), (6, 5226000), (8, 3919500), (9, 3484000), (10, 3135600), (12, 2613000), (13, 2412000), (15, 2090400), (16, 1959750), (18, 1742000), (20, 1567800), (24, 1306500), (25, 1254240), (26, 1206000), (30, 1045200), (32, 979875), (36, 871000), (39, 804000), (40, 783900), (45, 696800), (48, 653250), (50, 627120), (52, 603000), (60, 522600), (65, 482400), (67, 468000), (72, 435500), (75, 418080), (78, 402000), (80, 391950), (90, 348400), (96, 326625), (100, 313560), (104, 301500), (117, 268000), (120, 261300), (125, 250848), (130, 241200), (134, 234000), (144, 217750), (150, 209040), (156, 201000), (160, 195975), (180, 174200), (195, 160800), (200, 156780), (201, 156000), (208, 150750), (225, 139360), (234, 134000), (240, 130650), (250, 125424), (260, 120600), (268, 117000), (288, 108875), (300, 104520), (312, 100500), (325, 96480), (335, 93600), (360, 87100), (375, 83616), (390, 80400), (400, 78390), (402, 78000), (416, 75375), (450, 69680), (468, 67000), (480, 65325), (500, 62712), (520, 60300), (536, 58500), (585, 53600), (600, 52260), (603, 52000), (624, 50250), (650, 48240), (670, 46800), (720, 43550), (750, 41808), (780, 40200), (800, 39195), (804, 39000), (871, 36000), (900, 34840), (936, 33500), (975, 32160), (1000, 31356), (1005, 31200), (1040, 30150), (1072, 29250), (1125, 27872), (1170, 26800), (1200, 26130), (1206, 26000), (1248, 25125), (1300, 24120), (1340, 23400), (1440, 21775), (1500, 20904), (1560, 20100), (1608, 19500), (1625, 19296), (1675, 18720), (1742, 18000), (1800, 17420), (1872, 16750), (1950, 16080), (2000, 15678), (2010, 15600), (2080, 15075), (2144, 14625), (2250, 13936), (2340, 13400), (2400, 13065), (2412, 13000), (2600, 12060), (2613, 12000), (2680, 11700), (2925, 10720), (3000, 10452), (3015, 10400), (3120, 10050), (3216, 9750), (3250, 9648), (3350, 9360), (3484, 9000), (3600, 8710), (3744, 8375), (3900, 8040), (4000, 7839), (4020, 7800), (4355, 7200), (4500, 6968), (4680, 6700), (4824, 6500), (4875, 6432), (5025, 6240), (5200, 6030), (5226, 6000), (5360, 5850)]