161251584

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:584

約数の個数: 144

約数和(自身を含む): 478001664

約数和(自身を除く): 316750080

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 128, 156, 186, 192, 208, 248, 256, 312, 372, 384, 403, 416, 496, 521, 624, 744, 768, 806, 832, 992, 1042, 1209, 1248, 1488, 1563, 1612, 1664, 1984, 2084, 2418, 2496, 2976, 3126, 3224, 3328, 3968, 4168, 4836, 4992, 5952, 6252, 6448, 6773, 7936, 8336, 9672, 9984, 11904, 12504, 12896, 13546, 16151, 16672, 19344, 20319, 23808, 25008, 25792, 27092, 32302, 33344, 38688, 40638, 48453, 50016, 51584, 54184, 64604, 66688, 77376, 81276, 96906, 100032, 103168, 108368, 129208, 133376, 154752, 162552, 193812, 200064, 209963, 216736, 258416, 309504, 325104, 387624, 400128, 419926, 433472, 516832, 629889, 650208, 775248, 839852, 866944, 1033664, 1259778, 1300416, 1550496, 1679704, 1733888, 2067328, 2519556, 2600832, 3100992, 3359408, 4134656, 5039112, 5201664, 6201984, 6718816, 10078224, 12403968, 13437632, 20156448, 26875264, 40312896, 53750528, 80625792, 161251584]

約数ペア:

[(1, 161251584), (2, 80625792), (3, 53750528), (4, 40312896), (6, 26875264), (8, 20156448), (12, 13437632), (13, 12403968), (16, 10078224), (24, 6718816), (26, 6201984), (31, 5201664), (32, 5039112), (39, 4134656), (48, 3359408), (52, 3100992), (62, 2600832), (64, 2519556), (78, 2067328), (93, 1733888), (96, 1679704), (104, 1550496), (124, 1300416), (128, 1259778), (156, 1033664), (186, 866944), (192, 839852), (208, 775248), (248, 650208), (256, 629889), (312, 516832), (372, 433472), (384, 419926), (403, 400128), (416, 387624), (496, 325104), (521, 309504), (624, 258416), (744, 216736), (768, 209963), (806, 200064), (832, 193812), (992, 162552), (1042, 154752), (1209, 133376), (1248, 129208), (1488, 108368), (1563, 103168), (1612, 100032), (1664, 96906), (1984, 81276), (2084, 77376), (2418, 66688), (2496, 64604), (2976, 54184), (3126, 51584), (3224, 50016), (3328, 48453), (3968, 40638), (4168, 38688), (4836, 33344), (4992, 32302), (5952, 27092), (6252, 25792), (6448, 25008), (6773, 23808), (7936, 20319), (8336, 19344), (9672, 16672), (9984, 16151), (11904, 13546), (12504, 12896)]