280120807836

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{1994651}}^1$

素因数の和:1994791

約数の個数: 72

約数和(自身を含む): 731861754624

約数和(自身を除く): 451740946788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 83, 94, 141, 166, 188, 249, 282, 332, 423, 498, 564, 747, 846, 996, 1494, 1692, 2988, 3901, 7802, 11703, 15604, 23406, 35109, 46812, 70218, 140436, 1994651, 3989302, 5983953, 7978604, 11967906, 17951859, 23935812, 35903718, 71807436, 93748597, 165556033, 187497194, 281245791, 331112066, 374994388, 496668099, 562491582, 662224132, 843737373, 993336198, 1124983164, 1490004297, 1687474746, 1986672396, 2980008594, 3374949492, 5960017188, 7781133551, 15562267102, 23343400653, 31124534204, 46686801306, 70030201959, 93373602612, 140060403918, 280120807836]

約数ペア:

[(1, 280120807836), (2, 140060403918), (3, 93373602612), (4, 70030201959), (6, 46686801306), (9, 31124534204), (12, 23343400653), (18, 15562267102), (36, 7781133551), (47, 5960017188), (83, 3374949492), (94, 2980008594), (141, 1986672396), (166, 1687474746), (188, 1490004297), (249, 1124983164), (282, 993336198), (332, 843737373), (423, 662224132), (498, 562491582), (564, 496668099), (747, 374994388), (846, 331112066), (996, 281245791), (1494, 187497194), (1692, 165556033), (2988, 93748597), (3901, 71807436), (7802, 35903718), (11703, 23935812), (15604, 17951859), (23406, 11967906), (35109, 7978604), (46812, 5983953), (70218, 3989302), (140436, 1994651)]