261498888

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{797}}^1$

素因数の和:857

約数の個数: 192

約数和(自身を含む): 873331200

約数和(自身を除く): 611832312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 31, 36, 42, 49, 54, 56, 62, 63, 72, 84, 93, 98, 108, 124, 126, 147, 168, 186, 189, 196, 216, 217, 248, 252, 279, 294, 372, 378, 392, 434, 441, 504, 558, 588, 651, 744, 756, 797, 837, 868, 882, 1116, 1176, 1302, 1323, 1512, 1519, 1594, 1674, 1736, 1764, 1953, 2232, 2391, 2604, 2646, 3038, 3188, 3348, 3528, 3906, 4557, 4782, 5208, 5292, 5579, 5859, 6076, 6376, 6696, 7173, 7812, 9114, 9564, 10584, 11158, 11718, 12152, 13671, 14346, 15624, 16737, 18228, 19128, 21519, 22316, 23436, 24707, 27342, 28692, 33474, 36456, 39053, 41013, 43038, 44632, 46872, 49414, 50211, 54684, 57384, 66948, 74121, 78106, 82026, 86076, 98828, 100422, 109368, 117159, 133896, 148242, 150633, 156212, 164052, 172152, 172949, 197656, 200844, 222363, 234318, 296484, 301266, 312424, 328104, 345898, 351477, 401688, 444726, 468636, 518847, 592968, 602532, 667089, 691796, 702954, 889452, 937272, 1037694, 1054431, 1205064, 1210643, 1334178, 1383592, 1405908, 1556541, 1778904, 2075388, 2108862, 2421286, 2668356, 2811816, 3113082, 3631929, 4150776, 4217724, 4669623, 4842572, 5336712, 6226164, 7263858, 8435448, 9339246, 9685144, 10895787, 12452328, 14527716, 18678492, 21791574, 29055432, 32687361, 37356984, 43583148, 65374722, 87166296, 130749444, 261498888]

約数ペア:

[(1, 261498888), (2, 130749444), (3, 87166296), (4, 65374722), (6, 43583148), (7, 37356984), (8, 32687361), (9, 29055432), (12, 21791574), (14, 18678492), (18, 14527716), (21, 12452328), (24, 10895787), (27, 9685144), (28, 9339246), (31, 8435448), (36, 7263858), (42, 6226164), (49, 5336712), (54, 4842572), (56, 4669623), (62, 4217724), (63, 4150776), (72, 3631929), (84, 3113082), (93, 2811816), (98, 2668356), (108, 2421286), (124, 2108862), (126, 2075388), (147, 1778904), (168, 1556541), (186, 1405908), (189, 1383592), (196, 1334178), (216, 1210643), (217, 1205064), (248, 1054431), (252, 1037694), (279, 937272), (294, 889452), (372, 702954), (378, 691796), (392, 667089), (434, 602532), (441, 592968), (504, 518847), (558, 468636), (588, 444726), (651, 401688), (744, 351477), (756, 345898), (797, 328104), (837, 312424), (868, 301266), (882, 296484), (1116, 234318), (1176, 222363), (1302, 200844), (1323, 197656), (1512, 172949), (1519, 172152), (1594, 164052), (1674, 156212), (1736, 150633), (1764, 148242), (1953, 133896), (2232, 117159), (2391, 109368), (2604, 100422), (2646, 98828), (3038, 86076), (3188, 82026), (3348, 78106), (3528, 74121), (3906, 66948), (4557, 57384), (4782, 54684), (5208, 50211), (5292, 49414), (5579, 46872), (5859, 44632), (6076, 43038), (6376, 41013), (6696, 39053), (7173, 36456), (7812, 33474), (9114, 28692), (9564, 27342), (10584, 24707), (11158, 23436), (11718, 22316), (12152, 21519), (13671, 19128), (14346, 18228), (15624, 16737)]