208845840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:139

約数の個数: 320

約数和(自身を含む): 785664000

約数和(自身を除く): 576818160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 43, 48, 49, 56, 59, 60, 70, 80, 84, 86, 98, 105, 112, 118, 120, 129, 140, 147, 168, 172, 177, 196, 210, 215, 236, 240, 245, 258, 280, 294, 295, 301, 336, 343, 344, 354, 392, 413, 420, 430, 472, 490, 516, 560, 588, 590, 602, 645, 686, 688, 708, 735, 784, 826, 840, 860, 885, 903, 944, 980, 1029, 1032, 1176, 1180, 1204, 1239, 1290, 1372, 1416, 1470, 1505, 1652, 1680, 1715, 1720, 1770, 1806, 1960, 2058, 2064, 2065, 2107, 2352, 2360, 2408, 2478, 2537, 2580, 2744, 2832, 2891, 2940, 3010, 3304, 3430, 3440, 3540, 3612, 3920, 4116, 4130, 4214, 4515, 4720, 4816, 4956, 5074, 5145, 5160, 5488, 5782, 5880, 6020, 6195, 6321, 6608, 6860, 7080, 7224, 7611, 8232, 8260, 8428, 8673, 9030, 9912, 10148, 10290, 10320, 10535, 11564, 11760, 12040, 12390, 12642, 12685, 13720, 14160, 14448, 14455, 14749, 15222, 16464, 16520, 16856, 17346, 17759, 18060, 19824, 20237, 20296, 20580, 21070, 23128, 24080, 24780, 25284, 25370, 27440, 28910, 29498, 30444, 31605, 33040, 33712, 34692, 35518, 36120, 38055, 40474, 40592, 41160, 42140, 43365, 44247, 46256, 49560, 50568, 50740, 53277, 57820, 58996, 60711, 60888, 63210, 69384, 71036, 72240, 73745, 76110, 80948, 82320, 84280, 86730, 88494, 88795, 99120, 101136, 101185, 101480, 106554, 115640, 117992, 121422, 121776, 124313, 126420, 138768, 142072, 147490, 152220, 161896, 168560, 173460, 176988, 177590, 202370, 202960, 213108, 221235, 231280, 235984, 242844, 248626, 252840, 266385, 284144, 294980, 303555, 304440, 323792, 346920, 353976, 355180, 372939, 404740, 426216, 442470, 485688, 497252, 505680, 532770, 589960, 607110, 608880, 621565, 693840, 707952, 710360, 745878, 809480, 852432, 870191, 884940, 971376, 994504, 1065540, 1179920, 1214220, 1243130, 1420720, 1491756, 1618960, 1740382, 1769880, 1864695, 1989008, 2131080, 2428440, 2486260, 2610573, 2983512, 3480764, 3539760, 3729390, 4262160, 4350955, 4856880, 4972520, 5221146, 5967024, 6961528, 7458780, 8701910, 9945040, 10442292, 13052865, 13923056, 14917560, 17403820, 20884584, 26105730, 29835120, 34807640, 41769168, 52211460, 69615280, 104422920, 208845840]

約数ペア:

[(1, 208845840), (2, 104422920), (3, 69615280), (4, 52211460), (5, 41769168), (6, 34807640), (7, 29835120), (8, 26105730), (10, 20884584), (12, 17403820), (14, 14917560), (15, 13923056), (16, 13052865), (20, 10442292), (21, 9945040), (24, 8701910), (28, 7458780), (30, 6961528), (35, 5967024), (40, 5221146), (42, 4972520), (43, 4856880), (48, 4350955), (49, 4262160), (56, 3729390), (59, 3539760), (60, 3480764), (70, 2983512), (80, 2610573), (84, 2486260), (86, 2428440), (98, 2131080), (105, 1989008), (112, 1864695), (118, 1769880), (120, 1740382), (129, 1618960), (140, 1491756), (147, 1420720), (168, 1243130), (172, 1214220), (177, 1179920), (196, 1065540), (210, 994504), (215, 971376), (236, 884940), (240, 870191), (245, 852432), (258, 809480), (280, 745878), (294, 710360), (295, 707952), (301, 693840), (336, 621565), (343, 608880), (344, 607110), (354, 589960), (392, 532770), (413, 505680), (420, 497252), (430, 485688), (472, 442470), (490, 426216), (516, 404740), (560, 372939), (588, 355180), (590, 353976), (602, 346920), (645, 323792), (686, 304440), (688, 303555), (708, 294980), (735, 284144), (784, 266385), (826, 252840), (840, 248626), (860, 242844), (885, 235984), (903, 231280), (944, 221235), (980, 213108), (1029, 202960), (1032, 202370), (1176, 177590), (1180, 176988), (1204, 173460), (1239, 168560), (1290, 161896), (1372, 152220), (1416, 147490), (1470, 142072), (1505, 138768), (1652, 126420), (1680, 124313), (1715, 121776), (1720, 121422), (1770, 117992), (1806, 115640), (1960, 106554), (2058, 101480), (2064, 101185), (2065, 101136), (2107, 99120), (2352, 88795), (2360, 88494), (2408, 86730), (2478, 84280), (2537, 82320), (2580, 80948), (2744, 76110), (2832, 73745), (2891, 72240), (2940, 71036), (3010, 69384), (3304, 63210), (3430, 60888), (3440, 60711), (3540, 58996), (3612, 57820), (3920, 53277), (4116, 50740), (4130, 50568), (4214, 49560), (4515, 46256), (4720, 44247), (4816, 43365), (4956, 42140), (5074, 41160), (5145, 40592), (5160, 40474), (5488, 38055), (5782, 36120), (5880, 35518), (6020, 34692), (6195, 33712), (6321, 33040), (6608, 31605), (6860, 30444), (7080, 29498), (7224, 28910), (7611, 27440), (8232, 25370), (8260, 25284), (8428, 24780), (8673, 24080), (9030, 23128), (9912, 21070), (10148, 20580), (10290, 20296), (10320, 20237), (10535, 19824), (11564, 18060), (11760, 17759), (12040, 17346), (12390, 16856), (12642, 16520), (12685, 16464), (13720, 15222), (14160, 14749), (14448, 14455)]