213240240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{839}}^1$

素因数の和:1211

約数の個数: 120

約数和(自身を含む): 719016480

約数和(自身を除く): 505776240

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, 120, 144, 180, 240, 353, 360, 706, 720, 839, 1059, 1412, 1678, 1765, 2118, 2517, 2824, 3177, 3356, 3530, 4195, 4236, 5034, 5295, 5648, 6354, 6712, 7060, 7551, 8390, 8472, 10068, 10590, 12585, 12708, 13424, 14120, 15102, 15885, 16780, 16944, 20136, 21180, 25170, 25416, 28240, 30204, 31770, 33560, 37755, 40272, 42360, 50340, 50832, 60408, 63540, 67120, 75510, 84720, 100680, 120816, 127080, 151020, 201360, 254160, 296167, 302040, 592334, 604080, 888501, 1184668, 1480835, 1777002, 2369336, 2665503, 2961670, 3554004, 4442505, 4738672, 5331006, 5923340, 7108008, 8885010, 10662012, 11846680, 13327515, 14216016, 17770020, 21324024, 23693360, 26655030, 35540040, 42648048, 53310060, 71080080, 106620120, 213240240]

約数ペア:

[(1, 213240240), (2, 106620120), (3, 71080080), (4, 53310060), (5, 42648048), (6, 35540040), (8, 26655030), (9, 23693360), (10, 21324024), (12, 17770020), (15, 14216016), (16, 13327515), (18, 11846680), (20, 10662012), (24, 8885010), (30, 7108008), (36, 5923340), (40, 5331006), (45, 4738672), (48, 4442505), (60, 3554004), (72, 2961670), (80, 2665503), (90, 2369336), (120, 1777002), (144, 1480835), (180, 1184668), (240, 888501), (353, 604080), (360, 592334), (706, 302040), (720, 296167), (839, 254160), (1059, 201360), (1412, 151020), (1678, 127080), (1765, 120816), (2118, 100680), (2517, 84720), (2824, 75510), (3177, 67120), (3356, 63540), (3530, 60408), (4195, 50832), (4236, 50340), (5034, 42360), (5295, 40272), (5648, 37755), (6354, 33560), (6712, 31770), (7060, 30204), (7551, 28240), (8390, 25416), (8472, 25170), (10068, 21180), (10590, 20136), (12585, 16944), (12708, 16780), (13424, 15885), (14120, 15102)]