257718384

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2113}}^1$

素因数の和:2156

約数の個数: 180

約数和(自身を含む): 906466288

約数和(自身を除く): 648747904

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 99, 112, 121, 126, 132, 144, 154, 168, 176, 198, 231, 242, 252, 264, 308, 336, 363, 396, 462, 484, 504, 528, 616, 693, 726, 792, 847, 924, 968, 1008, 1089, 1232, 1386, 1452, 1584, 1694, 1848, 1936, 2113, 2178, 2541, 2772, 2904, 3388, 3696, 4226, 4356, 5082, 5544, 5808, 6339, 6776, 7623, 8452, 8712, 10164, 11088, 12678, 13552, 14791, 15246, 16904, 17424, 19017, 20328, 23243, 25356, 29582, 30492, 33808, 38034, 40656, 44373, 46486, 50712, 59164, 60984, 69729, 76068, 88746, 92972, 101424, 118328, 121968, 133119, 139458, 152136, 162701, 177492, 185944, 209187, 236656, 255673, 266238, 278916, 304272, 325402, 354984, 371888, 418374, 488103, 511346, 532476, 557832, 650804, 709968, 767019, 836748, 976206, 1022692, 1064952, 1115664, 1301608, 1464309, 1534038, 1673496, 1789711, 1952412, 2045384, 2129904, 2301057, 2603216, 2928618, 3068076, 3346992, 3579422, 3904824, 4090768, 4602114, 5369133, 5857236, 6136152, 7158844, 7809648, 9204228, 10738266, 11714472, 12272304, 14317688, 16107399, 18408456, 21476532, 23428944, 28635376, 32214798, 36816912, 42953064, 64429596, 85906128, 128859192, 257718384]

約数ペア:

[(1, 257718384), (2, 128859192), (3, 85906128), (4, 64429596), (6, 42953064), (7, 36816912), (8, 32214798), (9, 28635376), (11, 23428944), (12, 21476532), (14, 18408456), (16, 16107399), (18, 14317688), (21, 12272304), (22, 11714472), (24, 10738266), (28, 9204228), (33, 7809648), (36, 7158844), (42, 6136152), (44, 5857236), (48, 5369133), (56, 4602114), (63, 4090768), (66, 3904824), (72, 3579422), (77, 3346992), (84, 3068076), (88, 2928618), (99, 2603216), (112, 2301057), (121, 2129904), (126, 2045384), (132, 1952412), (144, 1789711), (154, 1673496), (168, 1534038), (176, 1464309), (198, 1301608), (231, 1115664), (242, 1064952), (252, 1022692), (264, 976206), (308, 836748), (336, 767019), (363, 709968), (396, 650804), (462, 557832), (484, 532476), (504, 511346), (528, 488103), (616, 418374), (693, 371888), (726, 354984), (792, 325402), (847, 304272), (924, 278916), (968, 266238), (1008, 255673), (1089, 236656), (1232, 209187), (1386, 185944), (1452, 177492), (1584, 162701), (1694, 152136), (1848, 139458), (1936, 133119), (2113, 121968), (2178, 118328), (2541, 101424), (2772, 92972), (2904, 88746), (3388, 76068), (3696, 69729), (4226, 60984), (4356, 59164), (5082, 50712), (5544, 46486), (5808, 44373), (6339, 40656), (6776, 38034), (7623, 33808), (8452, 30492), (8712, 29582), (10164, 25356), (11088, 23243), (12678, 20328), (13552, 19017), (14791, 17424), (15246, 16904)]