257804316

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1069}}^1$

素因数の和:1129

約数の個数: 192

約数和(自身を含む): 862848000

約数和(自身を除く): 605043684

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 29, 33, 36, 42, 44, 54, 58, 63, 66, 77, 84, 87, 99, 108, 116, 126, 132, 154, 174, 189, 198, 203, 231, 252, 261, 297, 308, 319, 348, 378, 396, 406, 462, 522, 594, 609, 638, 693, 756, 783, 812, 924, 957, 1044, 1069, 1188, 1218, 1276, 1386, 1566, 1827, 1914, 2079, 2138, 2233, 2436, 2772, 2871, 3132, 3207, 3654, 3828, 4158, 4276, 4466, 5481, 5742, 6414, 6699, 7308, 7483, 8316, 8613, 8932, 9621, 10962, 11484, 11759, 12828, 13398, 14966, 17226, 19242, 20097, 21924, 22449, 23518, 26796, 28863, 29932, 31001, 34452, 35277, 38484, 40194, 44898, 47036, 57726, 60291, 62002, 67347, 70554, 80388, 82313, 89796, 93003, 105831, 115452, 120582, 124004, 134694, 141108, 164626, 186006, 202041, 211662, 217007, 241164, 246939, 269388, 279009, 317493, 329252, 341011, 372012, 404082, 423324, 434014, 493878, 558018, 634986, 651021, 682022, 740817, 808164, 837027, 868028, 987756, 1023033, 1116036, 1269972, 1302042, 1364044, 1481634, 1674054, 1953063, 2046066, 2222451, 2387077, 2604084, 2963268, 3069099, 3348108, 3906126, 4092132, 4444902, 4774154, 5859189, 6138198, 7161231, 7812252, 8889804, 9207297, 9548308, 11718378, 12276396, 14322462, 18414594, 21483693, 23436756, 28644924, 36829188, 42967386, 64451079, 85934772, 128902158, 257804316]

約数ペア:

[(1, 257804316), (2, 128902158), (3, 85934772), (4, 64451079), (6, 42967386), (7, 36829188), (9, 28644924), (11, 23436756), (12, 21483693), (14, 18414594), (18, 14322462), (21, 12276396), (22, 11718378), (27, 9548308), (28, 9207297), (29, 8889804), (33, 7812252), (36, 7161231), (42, 6138198), (44, 5859189), (54, 4774154), (58, 4444902), (63, 4092132), (66, 3906126), (77, 3348108), (84, 3069099), (87, 2963268), (99, 2604084), (108, 2387077), (116, 2222451), (126, 2046066), (132, 1953063), (154, 1674054), (174, 1481634), (189, 1364044), (198, 1302042), (203, 1269972), (231, 1116036), (252, 1023033), (261, 987756), (297, 868028), (308, 837027), (319, 808164), (348, 740817), (378, 682022), (396, 651021), (406, 634986), (462, 558018), (522, 493878), (594, 434014), (609, 423324), (638, 404082), (693, 372012), (756, 341011), (783, 329252), (812, 317493), (924, 279009), (957, 269388), (1044, 246939), (1069, 241164), (1188, 217007), (1218, 211662), (1276, 202041), (1386, 186006), (1566, 164626), (1827, 141108), (1914, 134694), (2079, 124004), (2138, 120582), (2233, 115452), (2436, 105831), (2772, 93003), (2871, 89796), (3132, 82313), (3207, 80388), (3654, 70554), (3828, 67347), (4158, 62002), (4276, 60291), (4466, 57726), (5481, 47036), (5742, 44898), (6414, 40194), (6699, 38484), (7308, 35277), (7483, 34452), (8316, 31001), (8613, 29932), (8932, 28863), (9621, 26796), (10962, 23518), (11484, 22449), (11759, 21924), (12828, 20097), (13398, 19242), (14966, 17226)]