20781118512

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{36749}}^1$

素因数の和:36801

約数の個数: 320

約数和(自身を含む): 78744960000

約数和(自身を除く): 57963841488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 17, 18, 21, 22, 24, 27, 28, 33, 34, 36, 42, 44, 48, 51, 54, 56, 63, 66, 68, 72, 77, 84, 88, 99, 102, 108, 112, 119, 126, 132, 136, 144, 153, 154, 168, 176, 187, 189, 198, 204, 216, 231, 238, 252, 264, 272, 297, 306, 308, 336, 357, 374, 378, 396, 408, 432, 459, 462, 476, 504, 528, 561, 594, 612, 616, 693, 714, 748, 756, 792, 816, 918, 924, 952, 1008, 1071, 1122, 1188, 1224, 1232, 1309, 1386, 1428, 1496, 1512, 1584, 1683, 1836, 1848, 1904, 2079, 2142, 2244, 2376, 2448, 2618, 2772, 2856, 2992, 3024, 3213, 3366, 3672, 3696, 3927, 4158, 4284, 4488, 4752, 5049, 5236, 5544, 5712, 6426, 6732, 7344, 7854, 8316, 8568, 8976, 10098, 10472, 11088, 11781, 12852, 13464, 15708, 16632, 17136, 20196, 20944, 23562, 25704, 26928, 31416, 33264, 35343, 36749, 40392, 47124, 51408, 62832, 70686, 73498, 80784, 94248, 110247, 141372, 146996, 188496, 220494, 257243, 282744, 293992, 330741, 404239, 440988, 514486, 565488, 587984, 624733, 661482, 771729, 808478, 881976, 992223, 1028972, 1212717, 1249466, 1322964, 1543458, 1616956, 1763952, 1874199, 1984446, 2057944, 2315187, 2425434, 2498932, 2645928, 2829673, 3086916, 3233912, 3638151, 3748398, 3968892, 4115888, 4373131, 4630374, 4850868, 4997864, 5291856, 5622597, 5659346, 6173832, 6467824, 6872063, 6945561, 7276302, 7496796, 7937784, 8489019, 8746262, 9260748, 9701736, 9995728, 10914453, 11245194, 11318692, 12347664, 13119393, 13744126, 13891122, 14552604, 14993592, 15875568, 16867791, 16978038, 17492524, 18521496, 19403472, 20616189, 21828906, 22490388, 22637384, 25467057, 26238786, 27488252, 27782244, 29105208, 29987184, 33735582, 33956076, 34985048, 37042992, 39358179, 41232378, 43657812, 44980776, 45274768, 48104441, 50934114, 52477572, 54976504, 55564488, 58210416, 61848567, 67471164, 67912152, 69970096, 76401171, 78716358, 82464756, 87315624, 89961552, 96208882, 101868228, 104955144, 109953008, 111128976, 118074537, 123697134, 134942328, 135824304, 144313323, 152802342, 157432716, 164929512, 174631248, 185545701, 192417764, 203736456, 209910288, 236149074, 247394268, 269884656, 288626646, 305604684, 314865432, 329859024, 371091402, 384835528, 407472912, 432939969, 472298148, 494788536, 577253292, 611209368, 629730864, 742182804, 769671056, 865879938, 944596296, 989577072, 1154506584, 1222418736, 1298819907, 1484365608, 1731759876, 1889192592, 2309013168, 2597639814, 2968731216, 3463519752, 5195279628, 6927039504, 10390559256, 20781118512]

約数ペア:

[(1, 20781118512), (2, 10390559256), (3, 6927039504), (4, 5195279628), (6, 3463519752), (7, 2968731216), (8, 2597639814), (9, 2309013168), (11, 1889192592), (12, 1731759876), (14, 1484365608), (16, 1298819907), (17, 1222418736), (18, 1154506584), (21, 989577072), (22, 944596296), (24, 865879938), (27, 769671056), (28, 742182804), (33, 629730864), (34, 611209368), (36, 577253292), (42, 494788536), (44, 472298148), (48, 432939969), (51, 407472912), (54, 384835528), (56, 371091402), (63, 329859024), (66, 314865432), (68, 305604684), (72, 288626646), (77, 269884656), (84, 247394268), (88, 236149074), (99, 209910288), (102, 203736456), (108, 192417764), (112, 185545701), (119, 174631248), (126, 164929512), (132, 157432716), (136, 152802342), (144, 144313323), (153, 135824304), (154, 134942328), (168, 123697134), (176, 118074537), (187, 111128976), (189, 109953008), (198, 104955144), (204, 101868228), (216, 96208882), (231, 89961552), (238, 87315624), (252, 82464756), (264, 78716358), (272, 76401171), (297, 69970096), (306, 67912152), (308, 67471164), (336, 61848567), (357, 58210416), (374, 55564488), (378, 54976504), (396, 52477572), (408, 50934114), (432, 48104441), (459, 45274768), (462, 44980776), (476, 43657812), (504, 41232378), (528, 39358179), (561, 37042992), (594, 34985048), (612, 33956076), (616, 33735582), (693, 29987184), (714, 29105208), (748, 27782244), (756, 27488252), (792, 26238786), (816, 25467057), (918, 22637384), (924, 22490388), (952, 21828906), (1008, 20616189), (1071, 19403472), (1122, 18521496), (1188, 17492524), (1224, 16978038), (1232, 16867791), (1309, 15875568), (1386, 14993592), (1428, 14552604), (1496, 13891122), (1512, 13744126), (1584, 13119393), (1683, 12347664), (1836, 11318692), (1848, 11245194), (1904, 10914453), (2079, 9995728), (2142, 9701736), (2244, 9260748), (2376, 8746262), (2448, 8489019), (2618, 7937784), (2772, 7496796), (2856, 7276302), (2992, 6945561), (3024, 6872063), (3213, 6467824), (3366, 6173832), (3672, 5659346), (3696, 5622597), (3927, 5291856), (4158, 4997864), (4284, 4850868), (4488, 4630374), (4752, 4373131), (5049, 4115888), (5236, 3968892), (5544, 3748398), (5712, 3638151), (6426, 3233912), (6732, 3086916), (7344, 2829673), (7854, 2645928), (8316, 2498932), (8568, 2425434), (8976, 2315187), (10098, 2057944), (10472, 1984446), (11088, 1874199), (11781, 1763952), (12852, 1616956), (13464, 1543458), (15708, 1322964), (16632, 1249466), (17136, 1212717), (20196, 1028972), (20944, 992223), (23562, 881976), (25704, 808478), (26928, 771729), (31416, 661482), (33264, 624733), (35343, 587984), (36749, 565488), (40392, 514486), (47124, 440988), (51408, 404239), (62832, 330741), (70686, 293992), (73498, 282744), (80784, 257243), (94248, 220494), (110247, 188496), (141372, 146996)]