64486620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32569}}^1$

素因数の和:32595

約数の個数: 72

約数和(自身を含む): 213398640

約数和(自身を除く): 148912020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 32569, 65138, 97707, 130276, 162845, 195414, 293121, 325690, 358259, 390828, 488535, 586242, 651380, 716518, 977070, 1074777, 1172484, 1433036, 1465605, 1791295, 1954140, 2149554, 2931210, 3224331, 3582590, 4299108, 5373885, 5862420, 6448662, 7165180, 10747770, 12897324, 16121655, 21495540, 32243310, 64486620]

約数ペア:

[(1, 64486620), (2, 32243310), (3, 21495540), (4, 16121655), (5, 12897324), (6, 10747770), (9, 7165180), (10, 6448662), (11, 5862420), (12, 5373885), (15, 4299108), (18, 3582590), (20, 3224331), (22, 2931210), (30, 2149554), (33, 1954140), (36, 1791295), (44, 1465605), (45, 1433036), (55, 1172484), (60, 1074777), (66, 977070), (90, 716518), (99, 651380), (110, 586242), (132, 488535), (165, 390828), (180, 358259), (198, 325690), (220, 293121), (330, 195414), (396, 162845), (495, 130276), (660, 97707), (990, 65138), (1980, 32569)]