401035544

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:649

約数の個数: 128

約数和(自身を含む): 989936640

約数和(自身を除く): 588901096

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 43, 46, 52, 56, 86, 91, 92, 104, 161, 172, 182, 184, 299, 301, 322, 344, 364, 557, 559, 598, 602, 644, 728, 989, 1114, 1118, 1196, 1204, 1288, 1978, 2093, 2228, 2236, 2392, 2408, 3899, 3913, 3956, 4186, 4456, 4472, 6923, 7241, 7798, 7826, 7912, 8372, 12811, 12857, 13846, 14482, 15596, 15652, 16744, 23951, 25622, 25714, 27692, 28964, 31192, 31304, 47902, 50687, 51244, 51428, 55384, 57928, 89677, 89999, 95804, 101374, 102488, 102856, 166543, 167657, 179354, 179998, 191608, 202748, 311363, 333086, 335314, 358708, 359996, 405496, 550873, 622726, 666172, 670628, 717416, 719992, 1101746, 1165801, 1245452, 1332344, 1341256, 2179541, 2203492, 2331602, 2490904, 3856111, 4359082, 4406984, 4663204, 7161349, 7712222, 8718164, 9326408, 14322698, 15424444, 17436328, 28645396, 30848888, 50129443, 57290792, 100258886, 200517772, 401035544]

約数ペア:

[(1, 401035544), (2, 200517772), (4, 100258886), (7, 57290792), (8, 50129443), (13, 30848888), (14, 28645396), (23, 17436328), (26, 15424444), (28, 14322698), (43, 9326408), (46, 8718164), (52, 7712222), (56, 7161349), (86, 4663204), (91, 4406984), (92, 4359082), (104, 3856111), (161, 2490904), (172, 2331602), (182, 2203492), (184, 2179541), (299, 1341256), (301, 1332344), (322, 1245452), (344, 1165801), (364, 1101746), (557, 719992), (559, 717416), (598, 670628), (602, 666172), (644, 622726), (728, 550873), (989, 405496), (1114, 359996), (1118, 358708), (1196, 335314), (1204, 333086), (1288, 311363), (1978, 202748), (2093, 191608), (2228, 179998), (2236, 179354), (2392, 167657), (2408, 166543), (3899, 102856), (3913, 102488), (3956, 101374), (4186, 95804), (4456, 89999), (4472, 89677), (6923, 57928), (7241, 55384), (7798, 51428), (7826, 51244), (7912, 50687), (8372, 47902), (12811, 31304), (12857, 31192), (13846, 28964), (14482, 27692), (15596, 25714), (15652, 25622), (16744, 23951)]