216891360

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{21517}}^1$

素因数の和:21545

約数の個数: 144

約数和(自身を含む): 845915616

約数和(自身を除く): 629024256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 21517, 43034, 64551, 86068, 107585, 129102, 150619, 172136, 193653, 215170, 258204, 301238, 322755, 344272, 387306, 430340, 451857, 516408, 602476, 645510, 688544, 753095, 774612, 860680, 903714, 968265, 1032816, 1204952, 1291020, 1355571, 1506190, 1549224, 1721360, 1807428, 1936530, 2065632, 2259285, 2409904, 2582040, 2711142, 3012380, 3098448, 3442720, 3614856, 3873060, 4518570, 4819808, 5164080, 5422284, 6024760, 6196896, 6777855, 7229712, 7746120, 9037140, 10328160, 10844568, 12049520, 13555710, 14459424, 15492240, 18074280, 21689136, 24099040, 27111420, 30984480, 36148560, 43378272, 54222840, 72297120, 108445680, 216891360]

約数ペア:

[(1, 216891360), (2, 108445680), (3, 72297120), (4, 54222840), (5, 43378272), (6, 36148560), (7, 30984480), (8, 27111420), (9, 24099040), (10, 21689136), (12, 18074280), (14, 15492240), (15, 14459424), (16, 13555710), (18, 12049520), (20, 10844568), (21, 10328160), (24, 9037140), (28, 7746120), (30, 7229712), (32, 6777855), (35, 6196896), (36, 6024760), (40, 5422284), (42, 5164080), (45, 4819808), (48, 4518570), (56, 3873060), (60, 3614856), (63, 3442720), (70, 3098448), (72, 3012380), (80, 2711142), (84, 2582040), (90, 2409904), (96, 2259285), (105, 2065632), (112, 1936530), (120, 1807428), (126, 1721360), (140, 1549224), (144, 1506190), (160, 1355571), (168, 1291020), (180, 1204952), (210, 1032816), (224, 968265), (240, 903714), (252, 860680), (280, 774612), (288, 753095), (315, 688544), (336, 645510), (360, 602476), (420, 516408), (480, 451857), (504, 430340), (560, 387306), (630, 344272), (672, 322755), (720, 301238), (840, 258204), (1008, 215170), (1120, 193653), (1260, 172136), (1440, 150619), (1680, 129102), (2016, 107585), (2520, 86068), (3360, 64551), (5040, 43034), (10080, 21517)]