156769709960

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2441}}^1\times {\mathrm{11551}}^1$

素因数の和:14142

約数の個数: 64

約数和(自身を含む): 355445798400

約数和(自身を除く): 198676088440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2441, 2780, 4882, 5560, 9764, 11551, 12205, 19528, 23102, 24410, 46204, 48820, 57755, 92408, 97640, 115510, 231020, 339299, 462040, 678598, 1357196, 1605589, 1696495, 2714392, 3211178, 3392990, 6422356, 6785980, 8027945, 12844712, 13571960, 16055890, 28195991, 32111780, 56391982, 64223560, 112783964, 140979955, 225567928, 281959910, 563919820, 1127839640, 3919242749, 7838485498, 15676970996, 19596213745, 31353941992, 39192427490, 78384854980, 156769709960]

約数ペア:

[(1, 156769709960), (2, 78384854980), (4, 39192427490), (5, 31353941992), (8, 19596213745), (10, 15676970996), (20, 7838485498), (40, 3919242749), (139, 1127839640), (278, 563919820), (556, 281959910), (695, 225567928), (1112, 140979955), (1390, 112783964), (2441, 64223560), (2780, 56391982), (4882, 32111780), (5560, 28195991), (9764, 16055890), (11551, 13571960), (12205, 12844712), (19528, 8027945), (23102, 6785980), (24410, 6422356), (46204, 3392990), (48820, 3211178), (57755, 2714392), (92408, 1696495), (97640, 1605589), (115510, 1357196), (231020, 678598), (339299, 462040)]