1981195776

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3613}}^1$

素因数の和:3661

約数の個数: 240

約数和(自身を含む): 6921012384

約数和(自身を除く): 4939816608

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 51, 56, 63, 64, 68, 72, 84, 96, 102, 112, 119, 126, 128, 136, 144, 153, 168, 192, 204, 224, 238, 252, 256, 272, 288, 306, 336, 357, 384, 408, 448, 476, 504, 512, 544, 576, 612, 672, 714, 768, 816, 896, 952, 1008, 1071, 1088, 1152, 1224, 1344, 1428, 1536, 1632, 1792, 1904, 2016, 2142, 2176, 2304, 2448, 2688, 2856, 3264, 3584, 3613, 3808, 4032, 4284, 4352, 4608, 4896, 5376, 5712, 6528, 7226, 7616, 8064, 8568, 8704, 9792, 10752, 10839, 11424, 13056, 14452, 15232, 16128, 17136, 19584, 21678, 22848, 25291, 26112, 28904, 30464, 32256, 32517, 34272, 39168, 43356, 45696, 50582, 57808, 60928, 61421, 65034, 68544, 75873, 78336, 86712, 91392, 101164, 115616, 122842, 130068, 137088, 151746, 173424, 182784, 184263, 202328, 227619, 231232, 245684, 260136, 274176, 303492, 346848, 368526, 404656, 429947, 455238, 462464, 491368, 520272, 548352, 552789, 606984, 693696, 737052, 809312, 859894, 910476, 924928, 982736, 1040544, 1105578, 1213968, 1289841, 1387392, 1474104, 1618624, 1719788, 1820952, 1849856, 1965472, 2081088, 2211156, 2427936, 2579682, 2774784, 2948208, 3237248, 3439576, 3641904, 3869523, 3930944, 4162176, 4422312, 4855872, 5159364, 5549568, 5896416, 6474496, 6879152, 7283808, 7739046, 7861888, 8324352, 8844624, 9711744, 10318728, 11792832, 12948992, 13758304, 14567616, 15478092, 15723776, 16648704, 17689248, 19423488, 20637456, 23585664, 27516608, 29135232, 30956184, 31447552, 35378496, 38846976, 41274912, 47171328, 55033216, 58270464, 61912368, 70756992, 82549824, 94342656, 110066432, 116540928, 123824736, 141513984, 165099648, 220132864, 247649472, 283027968, 330199296, 495298944, 660398592, 990597888, 1981195776]

約数ペア:

[(1, 1981195776), (2, 990597888), (3, 660398592), (4, 495298944), (6, 330199296), (7, 283027968), (8, 247649472), (9, 220132864), (12, 165099648), (14, 141513984), (16, 123824736), (17, 116540928), (18, 110066432), (21, 94342656), (24, 82549824), (28, 70756992), (32, 61912368), (34, 58270464), (36, 55033216), (42, 47171328), (48, 41274912), (51, 38846976), (56, 35378496), (63, 31447552), (64, 30956184), (68, 29135232), (72, 27516608), (84, 23585664), (96, 20637456), (102, 19423488), (112, 17689248), (119, 16648704), (126, 15723776), (128, 15478092), (136, 14567616), (144, 13758304), (153, 12948992), (168, 11792832), (192, 10318728), (204, 9711744), (224, 8844624), (238, 8324352), (252, 7861888), (256, 7739046), (272, 7283808), (288, 6879152), (306, 6474496), (336, 5896416), (357, 5549568), (384, 5159364), (408, 4855872), (448, 4422312), (476, 4162176), (504, 3930944), (512, 3869523), (544, 3641904), (576, 3439576), (612, 3237248), (672, 2948208), (714, 2774784), (768, 2579682), (816, 2427936), (896, 2211156), (952, 2081088), (1008, 1965472), (1071, 1849856), (1088, 1820952), (1152, 1719788), (1224, 1618624), (1344, 1474104), (1428, 1387392), (1536, 1289841), (1632, 1213968), (1792, 1105578), (1904, 1040544), (2016, 982736), (2142, 924928), (2176, 910476), (2304, 859894), (2448, 809312), (2688, 737052), (2856, 693696), (3264, 606984), (3584, 552789), (3613, 548352), (3808, 520272), (4032, 491368), (4284, 462464), (4352, 455238), (4608, 429947), (4896, 404656), (5376, 368526), (5712, 346848), (6528, 303492), (7226, 274176), (7616, 260136), (8064, 245684), (8568, 231232), (8704, 227619), (9792, 202328), (10752, 184263), (10839, 182784), (11424, 173424), (13056, 151746), (14452, 137088), (15232, 130068), (16128, 122842), (17136, 115616), (19584, 101164), (21678, 91392), (22848, 86712), (25291, 78336), (26112, 75873), (28904, 68544), (30464, 65034), (32256, 61421), (32517, 60928), (34272, 57808), (39168, 50582), (43356, 45696)]