20846331360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{26759}}^1$

素因数の和:27321

約数の個数: 144

約数和(自身を含む): 71272262880

約数和(自身を除く): 50425931520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 541, 720, 1082, 1440, 1623, 2164, 2705, 3246, 4328, 4869, 5410, 6492, 8115, 8656, 9738, 10820, 12984, 16230, 17312, 19476, 21640, 24345, 25968, 26759, 32460, 38952, 43280, 48690, 51936, 53518, 64920, 77904, 80277, 86560, 97380, 107036, 129840, 133795, 155808, 160554, 194760, 214072, 240831, 259680, 267590, 321108, 389520, 401385, 428144, 481662, 535180, 642216, 779040, 802770, 856288, 963324, 1070360, 1204155, 1284432, 1605540, 1926648, 2140720, 2408310, 2568864, 3211080, 3853296, 4281440, 4816620, 6422160, 7706592, 9633240, 12844320, 14476619, 19266480, 28953238, 38532960, 43429857, 57906476, 72383095, 86859714, 115812952, 130289571, 144766190, 173719428, 217149285, 231625904, 260579142, 289532380, 347438856, 434298570, 463251808, 521158284, 579064760, 651447855, 694877712, 868597140, 1042316568, 1158129520, 1302895710, 1389755424, 1737194280, 2084633136, 2316259040, 2605791420, 3474388560, 4169266272, 5211582840, 6948777120, 10423165680, 20846331360]

約数ペア:

[(1, 20846331360), (2, 10423165680), (3, 6948777120), (4, 5211582840), (5, 4169266272), (6, 3474388560), (8, 2605791420), (9, 2316259040), (10, 2084633136), (12, 1737194280), (15, 1389755424), (16, 1302895710), (18, 1158129520), (20, 1042316568), (24, 868597140), (30, 694877712), (32, 651447855), (36, 579064760), (40, 521158284), (45, 463251808), (48, 434298570), (60, 347438856), (72, 289532380), (80, 260579142), (90, 231625904), (96, 217149285), (120, 173719428), (144, 144766190), (160, 130289571), (180, 115812952), (240, 86859714), (288, 72383095), (360, 57906476), (480, 43429857), (541, 38532960), (720, 28953238), (1082, 19266480), (1440, 14476619), (1623, 12844320), (2164, 9633240), (2705, 7706592), (3246, 6422160), (4328, 4816620), (4869, 4281440), (5410, 3853296), (6492, 3211080), (8115, 2568864), (8656, 2408310), (9738, 2140720), (10820, 1926648), (12984, 1605540), (16230, 1284432), (17312, 1204155), (19476, 1070360), (21640, 963324), (24345, 856288), (25968, 802770), (26759, 779040), (32460, 642216), (38952, 535180), (43280, 481662), (48690, 428144), (51936, 401385), (53518, 389520), (64920, 321108), (77904, 267590), (80277, 259680), (86560, 240831), (97380, 214072), (107036, 194760), (129840, 160554), (133795, 155808)]