18639180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{4931}}^1$

素因数の和:4956

約数の個数: 96

約数和(自身を含む): 66286080

約数和(自身を除く): 47646900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 4931, 9862, 14793, 19724, 24655, 29586, 34517, 44379, 49310, 59172, 69034, 73965, 88758, 98620, 103551, 133137, 138068, 147930, 172585, 177516, 207102, 221895, 266274, 295860, 310653, 345170, 414204, 443790, 517755, 532548, 621306, 665685, 690340, 887580, 931959, 1035510, 1242612, 1331370, 1553265, 1863918, 2071020, 2662740, 3106530, 3727836, 4659795, 6213060, 9319590, 18639180]

約数ペア:

[(1, 18639180), (2, 9319590), (3, 6213060), (4, 4659795), (5, 3727836), (6, 3106530), (7, 2662740), (9, 2071020), (10, 1863918), (12, 1553265), (14, 1331370), (15, 1242612), (18, 1035510), (20, 931959), (21, 887580), (27, 690340), (28, 665685), (30, 621306), (35, 532548), (36, 517755), (42, 443790), (45, 414204), (54, 345170), (60, 310653), (63, 295860), (70, 266274), (84, 221895), (90, 207102), (105, 177516), (108, 172585), (126, 147930), (135, 138068), (140, 133137), (180, 103551), (189, 98620), (210, 88758), (252, 73965), (270, 69034), (315, 59172), (378, 49310), (420, 44379), (540, 34517), (630, 29586), (756, 24655), (945, 19724), (1260, 14793), (1890, 9862), (3780, 4931)]