209996640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:362

約数の個数: 288

約数和(自身を含む): 832156416

約数和(自身を除く): 622159776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 83, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 166, 168, 180, 210, 224, 240, 249, 251, 252, 280, 288, 315, 332, 336, 360, 415, 420, 480, 498, 502, 504, 560, 581, 630, 664, 672, 720, 747, 753, 830, 840, 996, 1004, 1008, 1120, 1162, 1245, 1255, 1260, 1328, 1440, 1494, 1506, 1660, 1680, 1743, 1757, 1992, 2008, 2016, 2259, 2324, 2490, 2510, 2520, 2656, 2905, 2988, 3012, 3320, 3360, 3486, 3514, 3735, 3765, 3984, 4016, 4518, 4648, 4980, 5020, 5040, 5229, 5271, 5810, 5976, 6024, 6640, 6972, 7028, 7470, 7530, 7968, 8032, 8715, 8785, 9036, 9296, 9960, 10040, 10080, 10458, 10542, 11295, 11620, 11952, 12048, 13280, 13944, 14056, 14940, 15060, 15813, 17430, 17570, 18072, 18592, 19920, 20080, 20833, 20916, 21084, 22590, 23240, 23904, 24096, 26145, 26355, 27888, 28112, 29880, 30120, 31626, 34860, 35140, 36144, 39840, 40160, 41666, 41832, 42168, 45180, 46480, 52290, 52710, 55776, 56224, 59760, 60240, 62499, 63252, 69720, 70280, 72288, 79065, 83332, 83664, 84336, 90360, 92960, 104165, 104580, 105420, 119520, 120480, 124998, 126504, 139440, 140560, 145831, 158130, 166664, 167328, 168672, 180720, 187497, 208330, 209160, 210840, 249996, 253008, 278880, 281120, 291662, 312495, 316260, 333328, 361440, 374994, 416660, 418320, 421680, 437493, 499992, 506016, 583324, 624990, 632520, 666656, 729155, 749988, 833320, 836640, 843360, 874986, 937485, 999984, 1166648, 1249980, 1265040, 1312479, 1458310, 1499976, 1666640, 1749972, 1874970, 1999968, 2187465, 2333296, 2499960, 2530080, 2624958, 2916620, 2999952, 3333280, 3499944, 3749940, 4374930, 4666592, 4999920, 5249916, 5833240, 5999904, 6562395, 6999888, 7499880, 8749860, 9999840, 10499832, 11666480, 13124790, 13999776, 14999760, 17499720, 20999664, 23332960, 26249580, 29999520, 34999440, 41999328, 52499160, 69998880, 104998320, 209996640]

約数ペア:

[(1, 209996640), (2, 104998320), (3, 69998880), (4, 52499160), (5, 41999328), (6, 34999440), (7, 29999520), (8, 26249580), (9, 23332960), (10, 20999664), (12, 17499720), (14, 14999760), (15, 13999776), (16, 13124790), (18, 11666480), (20, 10499832), (21, 9999840), (24, 8749860), (28, 7499880), (30, 6999888), (32, 6562395), (35, 5999904), (36, 5833240), (40, 5249916), (42, 4999920), (45, 4666592), (48, 4374930), (56, 3749940), (60, 3499944), (63, 3333280), (70, 2999952), (72, 2916620), (80, 2624958), (83, 2530080), (84, 2499960), (90, 2333296), (96, 2187465), (105, 1999968), (112, 1874970), (120, 1749972), (126, 1666640), (140, 1499976), (144, 1458310), (160, 1312479), (166, 1265040), (168, 1249980), (180, 1166648), (210, 999984), (224, 937485), (240, 874986), (249, 843360), (251, 836640), (252, 833320), (280, 749988), (288, 729155), (315, 666656), (332, 632520), (336, 624990), (360, 583324), (415, 506016), (420, 499992), (480, 437493), (498, 421680), (502, 418320), (504, 416660), (560, 374994), (581, 361440), (630, 333328), (664, 316260), (672, 312495), (720, 291662), (747, 281120), (753, 278880), (830, 253008), (840, 249996), (996, 210840), (1004, 209160), (1008, 208330), (1120, 187497), (1162, 180720), (1245, 168672), (1255, 167328), (1260, 166664), (1328, 158130), (1440, 145831), (1494, 140560), (1506, 139440), (1660, 126504), (1680, 124998), (1743, 120480), (1757, 119520), (1992, 105420), (2008, 104580), (2016, 104165), (2259, 92960), (2324, 90360), (2490, 84336), (2510, 83664), (2520, 83332), (2656, 79065), (2905, 72288), (2988, 70280), (3012, 69720), (3320, 63252), (3360, 62499), (3486, 60240), (3514, 59760), (3735, 56224), (3765, 55776), (3984, 52710), (4016, 52290), (4518, 46480), (4648, 45180), (4980, 42168), (5020, 41832), (5040, 41666), (5229, 40160), (5271, 39840), (5810, 36144), (5976, 35140), (6024, 34860), (6640, 31626), (6972, 30120), (7028, 29880), (7470, 28112), (7530, 27888), (7968, 26355), (8032, 26145), (8715, 24096), (8785, 23904), (9036, 23240), (9296, 22590), (9960, 21084), (10040, 20916), (10080, 20833), (10458, 20080), (10542, 19920), (11295, 18592), (11620, 18072), (11952, 17570), (12048, 17430), (13280, 15813), (13944, 15060), (14056, 14940)]