161281536

素因数分解:

$2^9\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 160

約数和(自身を含む): 476407008

約数和(自身を除く): 315125472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 41, 48, 52, 64, 78, 82, 96, 104, 123, 128, 156, 164, 192, 197, 208, 246, 256, 312, 328, 384, 394, 416, 492, 512, 533, 591, 624, 656, 768, 788, 832, 984, 1066, 1182, 1248, 1312, 1536, 1576, 1599, 1664, 1968, 2132, 2364, 2496, 2561, 2624, 3152, 3198, 3328, 3936, 4264, 4728, 4992, 5122, 5248, 6304, 6396, 6656, 7683, 7872, 8077, 8528, 9456, 9984, 10244, 10496, 12608, 12792, 15366, 15744, 16154, 17056, 18912, 19968, 20488, 20992, 24231, 25216, 25584, 30732, 31488, 32308, 34112, 37824, 40976, 48462, 50432, 51168, 61464, 62976, 64616, 68224, 75648, 81952, 96924, 100864, 102336, 105001, 122928, 129232, 136448, 151296, 163904, 193848, 204672, 210002, 245856, 258464, 272896, 302592, 315003, 327808, 387696, 409344, 420004, 491712, 516928, 630006, 655616, 775392, 818688, 840008, 983424, 1033856, 1260012, 1311232, 1550784, 1680016, 1966848, 2067712, 2520024, 3101568, 3360032, 3933696, 4135424, 5040048, 6203136, 6720064, 10080096, 12406272, 13440128, 20160192, 26880256, 40320384, 53760512, 80640768, 161281536]

約数ペア:

[(1, 161281536), (2, 80640768), (3, 53760512), (4, 40320384), (6, 26880256), (8, 20160192), (12, 13440128), (13, 12406272), (16, 10080096), (24, 6720064), (26, 6203136), (32, 5040048), (39, 4135424), (41, 3933696), (48, 3360032), (52, 3101568), (64, 2520024), (78, 2067712), (82, 1966848), (96, 1680016), (104, 1550784), (123, 1311232), (128, 1260012), (156, 1033856), (164, 983424), (192, 840008), (197, 818688), (208, 775392), (246, 655616), (256, 630006), (312, 516928), (328, 491712), (384, 420004), (394, 409344), (416, 387696), (492, 327808), (512, 315003), (533, 302592), (591, 272896), (624, 258464), (656, 245856), (768, 210002), (788, 204672), (832, 193848), (984, 163904), (1066, 151296), (1182, 136448), (1248, 129232), (1312, 122928), (1536, 105001), (1576, 102336), (1599, 100864), (1664, 96924), (1968, 81952), (2132, 75648), (2364, 68224), (2496, 64616), (2561, 62976), (2624, 61464), (3152, 51168), (3198, 50432), (3328, 48462), (3936, 40976), (4264, 37824), (4728, 34112), (4992, 32308), (5122, 31488), (5248, 30732), (6304, 25584), (6396, 25216), (6656, 24231), (7683, 20992), (7872, 20488), (8077, 19968), (8528, 18912), (9456, 17056), (9984, 16154), (10244, 15744), (10496, 15366), (12608, 12792)]