1661040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{769}}^1$

素因数の和:791

約数の個数: 80

約数和(自身を含む): 5728800

約数和(自身を除く): 4067760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 769, 1080, 1538, 2160, 2307, 3076, 3845, 4614, 6152, 6921, 7690, 9228, 11535, 12304, 13842, 15380, 18456, 20763, 23070, 27684, 30760, 34605, 36912, 41526, 46140, 55368, 61520, 69210, 83052, 92280, 103815, 110736, 138420, 166104, 184560, 207630, 276840, 332208, 415260, 553680, 830520, 1661040]

約数ペア:

[(1, 1661040), (2, 830520), (3, 553680), (4, 415260), (5, 332208), (6, 276840), (8, 207630), (9, 184560), (10, 166104), (12, 138420), (15, 110736), (16, 103815), (18, 92280), (20, 83052), (24, 69210), (27, 61520), (30, 55368), (36, 46140), (40, 41526), (45, 36912), (48, 34605), (54, 30760), (60, 27684), (72, 23070), (80, 20763), (90, 18456), (108, 15380), (120, 13842), (135, 12304), (144, 11535), (180, 9228), (216, 7690), (240, 6921), (270, 6152), (360, 4614), (432, 3845), (540, 3076), (720, 2307), (769, 2160), (1080, 1538)]