217956240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2939}}^1$

素因数の和:3061

約数の個数: 120

約数和(自身を含む): 739327680

約数和(自身を除く): 521371440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 103, 120, 144, 180, 206, 240, 309, 360, 412, 515, 618, 720, 824, 927, 1030, 1236, 1545, 1648, 1854, 2060, 2472, 2939, 3090, 3708, 4120, 4635, 4944, 5878, 6180, 7416, 8240, 8817, 9270, 11756, 12360, 14695, 14832, 17634, 18540, 23512, 24720, 26451, 29390, 35268, 37080, 44085, 47024, 52902, 58780, 70536, 74160, 88170, 105804, 117560, 132255, 141072, 176340, 211608, 235120, 264510, 302717, 352680, 423216, 529020, 605434, 705360, 908151, 1058040, 1210868, 1513585, 1816302, 2116080, 2421736, 2724453, 3027170, 3632604, 4540755, 4843472, 5448906, 6054340, 7265208, 9081510, 10897812, 12108680, 13622265, 14530416, 18163020, 21795624, 24217360, 27244530, 36326040, 43591248, 54489060, 72652080, 108978120, 217956240]

約数ペア:

[(1, 217956240), (2, 108978120), (3, 72652080), (4, 54489060), (5, 43591248), (6, 36326040), (8, 27244530), (9, 24217360), (10, 21795624), (12, 18163020), (15, 14530416), (16, 13622265), (18, 12108680), (20, 10897812), (24, 9081510), (30, 7265208), (36, 6054340), (40, 5448906), (45, 4843472), (48, 4540755), (60, 3632604), (72, 3027170), (80, 2724453), (90, 2421736), (103, 2116080), (120, 1816302), (144, 1513585), (180, 1210868), (206, 1058040), (240, 908151), (309, 705360), (360, 605434), (412, 529020), (515, 423216), (618, 352680), (720, 302717), (824, 264510), (927, 235120), (1030, 211608), (1236, 176340), (1545, 141072), (1648, 132255), (1854, 117560), (2060, 105804), (2472, 88170), (2939, 74160), (3090, 70536), (3708, 58780), (4120, 52902), (4635, 47024), (4944, 44085), (5878, 37080), (6180, 35268), (7416, 29390), (8240, 26451), (8817, 24720), (9270, 23512), (11756, 18540), (12360, 17634), (14695, 14832)]