257616324

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:735

約数の個数: 144

約数和(自身を含む): 785075200

約数和(自身を除く): 527458876

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 49, 62, 63, 84, 93, 98, 124, 126, 147, 186, 196, 217, 252, 279, 294, 343, 372, 434, 441, 558, 588, 651, 673, 686, 868, 882, 1029, 1116, 1302, 1346, 1372, 1519, 1764, 1953, 2019, 2058, 2604, 2692, 3038, 3087, 3906, 4038, 4116, 4557, 4711, 6057, 6076, 6174, 7812, 8076, 9114, 9422, 10633, 12114, 12348, 13671, 14133, 18228, 18844, 20863, 21266, 24228, 27342, 28266, 31899, 32977, 41726, 42399, 42532, 54684, 56532, 62589, 63798, 65954, 83452, 84798, 95697, 98931, 125178, 127596, 131908, 146041, 169596, 187767, 191394, 197862, 230839, 250356, 292082, 296793, 375534, 382788, 395724, 438123, 461678, 584164, 593586, 692517, 751068, 876246, 923356, 1022287, 1187172, 1314369, 1385034, 1752492, 2044574, 2077551, 2628738, 2770068, 3066861, 4089148, 4155102, 5257476, 6133722, 7156009, 8310204, 9200583, 12267444, 14312018, 18401166, 21468027, 28624036, 36802332, 42936054, 64404081, 85872108, 128808162, 257616324]

約数ペア:

[(1, 257616324), (2, 128808162), (3, 85872108), (4, 64404081), (6, 42936054), (7, 36802332), (9, 28624036), (12, 21468027), (14, 18401166), (18, 14312018), (21, 12267444), (28, 9200583), (31, 8310204), (36, 7156009), (42, 6133722), (49, 5257476), (62, 4155102), (63, 4089148), (84, 3066861), (93, 2770068), (98, 2628738), (124, 2077551), (126, 2044574), (147, 1752492), (186, 1385034), (196, 1314369), (217, 1187172), (252, 1022287), (279, 923356), (294, 876246), (343, 751068), (372, 692517), (434, 593586), (441, 584164), (558, 461678), (588, 438123), (651, 395724), (673, 382788), (686, 375534), (868, 296793), (882, 292082), (1029, 250356), (1116, 230839), (1302, 197862), (1346, 191394), (1372, 187767), (1519, 169596), (1764, 146041), (1953, 131908), (2019, 127596), (2058, 125178), (2604, 98931), (2692, 95697), (3038, 84798), (3087, 83452), (3906, 65954), (4038, 63798), (4116, 62589), (4557, 56532), (4711, 54684), (6057, 42532), (6076, 42399), (6174, 41726), (7812, 32977), (8076, 31899), (9114, 28266), (9422, 27342), (10633, 24228), (12114, 21266), (12348, 20863), (13671, 18844), (14133, 18228)]