21372000

素因数分解:

$2^5\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:178

約数の個数: 192

約数和(自身を含む): 75950784

約数和(自身を除く): 54578784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 104, 120, 125, 130, 137, 150, 156, 160, 195, 200, 208, 240, 250, 260, 274, 300, 312, 325, 375, 390, 400, 411, 416, 480, 500, 520, 548, 600, 624, 650, 685, 750, 780, 800, 822, 975, 1000, 1040, 1096, 1200, 1248, 1300, 1370, 1500, 1560, 1625, 1644, 1781, 1950, 2000, 2055, 2080, 2192, 2400, 2600, 2740, 3000, 3120, 3250, 3288, 3425, 3562, 3900, 4000, 4110, 4384, 4875, 5200, 5343, 5480, 6000, 6240, 6500, 6576, 6850, 7124, 7800, 8220, 8905, 9750, 10275, 10400, 10686, 10960, 12000, 13000, 13152, 13700, 14248, 15600, 16440, 17125, 17810, 19500, 20550, 21372, 21920, 26000, 26715, 27400, 28496, 31200, 32880, 34250, 35620, 39000, 41100, 42744, 44525, 51375, 52000, 53430, 54800, 56992, 65760, 68500, 71240, 78000, 82200, 85488, 89050, 102750, 106860, 109600, 133575, 137000, 142480, 156000, 164400, 170976, 178100, 205500, 213720, 222625, 267150, 274000, 284960, 328800, 356200, 411000, 427440, 445250, 534300, 548000, 667875, 712400, 822000, 854880, 890500, 1068600, 1335750, 1424800, 1644000, 1781000, 2137200, 2671500, 3562000, 4274400, 5343000, 7124000, 10686000, 21372000]

約数ペア:

[(1, 21372000), (2, 10686000), (3, 7124000), (4, 5343000), (5, 4274400), (6, 3562000), (8, 2671500), (10, 2137200), (12, 1781000), (13, 1644000), (15, 1424800), (16, 1335750), (20, 1068600), (24, 890500), (25, 854880), (26, 822000), (30, 712400), (32, 667875), (39, 548000), (40, 534300), (48, 445250), (50, 427440), (52, 411000), (60, 356200), (65, 328800), (75, 284960), (78, 274000), (80, 267150), (96, 222625), (100, 213720), (104, 205500), (120, 178100), (125, 170976), (130, 164400), (137, 156000), (150, 142480), (156, 137000), (160, 133575), (195, 109600), (200, 106860), (208, 102750), (240, 89050), (250, 85488), (260, 82200), (274, 78000), (300, 71240), (312, 68500), (325, 65760), (375, 56992), (390, 54800), (400, 53430), (411, 52000), (416, 51375), (480, 44525), (500, 42744), (520, 41100), (548, 39000), (600, 35620), (624, 34250), (650, 32880), (685, 31200), (750, 28496), (780, 27400), (800, 26715), (822, 26000), (975, 21920), (1000, 21372), (1040, 20550), (1096, 19500), (1200, 17810), (1248, 17125), (1300, 16440), (1370, 15600), (1500, 14248), (1560, 13700), (1625, 13152), (1644, 13000), (1781, 12000), (1950, 10960), (2000, 10686), (2055, 10400), (2080, 10275), (2192, 9750), (2400, 8905), (2600, 8220), (2740, 7800), (3000, 7124), (3120, 6850), (3250, 6576), (3288, 6500), (3425, 6240), (3562, 6000), (3900, 5480), (4000, 5343), (4110, 5200), (4384, 4875)]