21865200

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:184

約数の個数: 240

約数和(自身を含む): 84875520

約数和(自身を除く): 63010320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 25, 28, 30, 35, 38, 40, 42, 48, 50, 56, 57, 60, 70, 75, 76, 80, 84, 95, 100, 105, 112, 114, 120, 133, 137, 140, 150, 152, 168, 175, 190, 200, 210, 228, 240, 266, 274, 280, 285, 300, 304, 336, 350, 380, 399, 400, 411, 420, 456, 475, 525, 532, 548, 560, 570, 600, 665, 685, 700, 760, 798, 822, 840, 912, 950, 959, 1050, 1064, 1096, 1140, 1200, 1330, 1370, 1400, 1425, 1520, 1596, 1644, 1680, 1900, 1918, 1995, 2055, 2100, 2128, 2192, 2280, 2603, 2660, 2740, 2800, 2850, 2877, 3192, 3288, 3325, 3425, 3800, 3836, 3990, 4110, 4200, 4560, 4795, 5206, 5320, 5480, 5700, 5754, 6384, 6576, 6650, 6850, 7600, 7672, 7809, 7980, 8220, 8400, 9590, 9975, 10275, 10412, 10640, 10960, 11400, 11508, 13015, 13300, 13700, 14385, 15344, 15618, 15960, 16440, 18221, 19180, 19950, 20550, 20824, 22800, 23016, 23975, 26030, 26600, 27400, 28770, 31236, 31920, 32880, 36442, 38360, 39045, 39900, 41100, 41648, 46032, 47950, 52060, 53200, 54663, 54800, 57540, 62472, 65075, 71925, 72884, 76720, 78090, 79800, 82200, 91105, 95900, 104120, 109326, 115080, 124944, 130150, 143850, 145768, 156180, 159600, 164400, 182210, 191800, 195225, 208240, 218652, 230160, 260300, 273315, 287700, 291536, 312360, 364420, 383600, 390450, 437304, 455525, 520600, 546630, 575400, 624720, 728840, 780900, 874608, 911050, 1041200, 1093260, 1150800, 1366575, 1457680, 1561800, 1822100, 2186520, 2733150, 3123600, 3644200, 4373040, 5466300, 7288400, 10932600, 21865200]

約数ペア:

[(1, 21865200), (2, 10932600), (3, 7288400), (4, 5466300), (5, 4373040), (6, 3644200), (7, 3123600), (8, 2733150), (10, 2186520), (12, 1822100), (14, 1561800), (15, 1457680), (16, 1366575), (19, 1150800), (20, 1093260), (21, 1041200), (24, 911050), (25, 874608), (28, 780900), (30, 728840), (35, 624720), (38, 575400), (40, 546630), (42, 520600), (48, 455525), (50, 437304), (56, 390450), (57, 383600), (60, 364420), (70, 312360), (75, 291536), (76, 287700), (80, 273315), (84, 260300), (95, 230160), (100, 218652), (105, 208240), (112, 195225), (114, 191800), (120, 182210), (133, 164400), (137, 159600), (140, 156180), (150, 145768), (152, 143850), (168, 130150), (175, 124944), (190, 115080), (200, 109326), (210, 104120), (228, 95900), (240, 91105), (266, 82200), (274, 79800), (280, 78090), (285, 76720), (300, 72884), (304, 71925), (336, 65075), (350, 62472), (380, 57540), (399, 54800), (400, 54663), (411, 53200), (420, 52060), (456, 47950), (475, 46032), (525, 41648), (532, 41100), (548, 39900), (560, 39045), (570, 38360), (600, 36442), (665, 32880), (685, 31920), (700, 31236), (760, 28770), (798, 27400), (822, 26600), (840, 26030), (912, 23975), (950, 23016), (959, 22800), (1050, 20824), (1064, 20550), (1096, 19950), (1140, 19180), (1200, 18221), (1330, 16440), (1370, 15960), (1400, 15618), (1425, 15344), (1520, 14385), (1596, 13700), (1644, 13300), (1680, 13015), (1900, 11508), (1918, 11400), (1995, 10960), (2055, 10640), (2100, 10412), (2128, 10275), (2192, 9975), (2280, 9590), (2603, 8400), (2660, 8220), (2740, 7980), (2800, 7809), (2850, 7672), (2877, 7600), (3192, 6850), (3288, 6650), (3325, 6576), (3425, 6384), (3800, 5754), (3836, 5700), (3990, 5480), (4110, 5320), (4200, 5206), (4560, 4795)]