145310367760

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{84589}}^1$

素因数の和:84908

約数の個数: 80

約数和(自身を含む): 342680857200

約数和(自身を除く): 197370489440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 197, 218, 394, 436, 545, 788, 872, 985, 1090, 1576, 1744, 1970, 2180, 3152, 3940, 4360, 7880, 8720, 15760, 21473, 42946, 84589, 85892, 107365, 169178, 171784, 214730, 338356, 343568, 422945, 429460, 676712, 845890, 858920, 1353424, 1691780, 1717840, 3383560, 6767120, 9220201, 16664033, 18440402, 33328066, 36880804, 46101005, 66656132, 73761608, 83320165, 92202010, 133312264, 147523216, 166640330, 184404020, 266624528, 333280660, 368808040, 666561320, 737616080, 1333122640, 1816379597, 3632759194, 7265518388, 9081897985, 14531036776, 18163795970, 29062073552, 36327591940, 72655183880, 145310367760]

約数ペア:

[(1, 145310367760), (2, 72655183880), (4, 36327591940), (5, 29062073552), (8, 18163795970), (10, 14531036776), (16, 9081897985), (20, 7265518388), (40, 3632759194), (80, 1816379597), (109, 1333122640), (197, 737616080), (218, 666561320), (394, 368808040), (436, 333280660), (545, 266624528), (788, 184404020), (872, 166640330), (985, 147523216), (1090, 133312264), (1576, 92202010), (1744, 83320165), (1970, 73761608), (2180, 66656132), (3152, 46101005), (3940, 36880804), (4360, 33328066), (7880, 18440402), (8720, 16664033), (15760, 9220201), (21473, 6767120), (42946, 3383560), (84589, 1717840), (85892, 1691780), (107365, 1353424), (169178, 858920), (171784, 845890), (214730, 676712), (338356, 429460), (343568, 422945)]