321374474512

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5741}}^1\times {\mathrm{38447}}^1$

素因数の和:44216

約数の個数: 80

約数和(自身を含む): 766507940352

約数和(自身を除く): 445133465840

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 5741, 11482, 22964, 38447, 40187, 45928, 74633, 76894, 80374, 91856, 149266, 153788, 160748, 269129, 298532, 307576, 321496, 499811, 522431, 538258, 597064, 615152, 642992, 999622, 1044862, 1076516, 1194128, 1999244, 2089724, 2153032, 3498677, 3998488, 4179448, 4306064, 6997354, 7996976, 8358896, 13994708, 27989416, 55978832, 220724227, 441448454, 882896908, 1545069589, 1765793816, 2869414951, 3090139178, 3531587632, 5738829902, 6180278356, 11477659804, 12360556712, 20085904657, 22955319608, 24721113424, 40171809314, 45910639216, 80343618628, 160687237256, 321374474512]

約数ペア:

[(1, 321374474512), (2, 160687237256), (4, 80343618628), (7, 45910639216), (8, 40171809314), (13, 24721113424), (14, 22955319608), (16, 20085904657), (26, 12360556712), (28, 11477659804), (52, 6180278356), (56, 5738829902), (91, 3531587632), (104, 3090139178), (112, 2869414951), (182, 1765793816), (208, 1545069589), (364, 882896908), (728, 441448454), (1456, 220724227), (5741, 55978832), (11482, 27989416), (22964, 13994708), (38447, 8358896), (40187, 7996976), (45928, 6997354), (74633, 4306064), (76894, 4179448), (80374, 3998488), (91856, 3498677), (149266, 2153032), (153788, 2089724), (160748, 1999244), (269129, 1194128), (298532, 1076516), (307576, 1044862), (321496, 999622), (499811, 642992), (522431, 615152), (538258, 597064)]