81704160

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{18913}}^1$

素因数の和:18937

約数の個数: 96

約数和(自身を含む): 285979680

約数和(自身を除く): 204275520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 18913, 37826, 56739, 75652, 94565, 113478, 151304, 170217, 189130, 226956, 283695, 302608, 340434, 378260, 453912, 510651, 567390, 605216, 680868, 756520, 851085, 907824, 1021302, 1134780, 1361736, 1513040, 1702170, 1815648, 2042604, 2269560, 2553255, 2723472, 3026080, 3404340, 4085208, 4539120, 5106510, 5446944, 6808680, 8170416, 9078240, 10213020, 13617360, 16340832, 20426040, 27234720, 40852080, 81704160]

約数ペア:

[(1, 81704160), (2, 40852080), (3, 27234720), (4, 20426040), (5, 16340832), (6, 13617360), (8, 10213020), (9, 9078240), (10, 8170416), (12, 6808680), (15, 5446944), (16, 5106510), (18, 4539120), (20, 4085208), (24, 3404340), (27, 3026080), (30, 2723472), (32, 2553255), (36, 2269560), (40, 2042604), (45, 1815648), (48, 1702170), (54, 1513040), (60, 1361736), (72, 1134780), (80, 1021302), (90, 907824), (96, 851085), (108, 756520), (120, 680868), (135, 605216), (144, 567390), (160, 510651), (180, 453912), (216, 378260), (240, 340434), (270, 302608), (288, 283695), (360, 226956), (432, 189130), (480, 170217), (540, 151304), (720, 113478), (864, 94565), (1080, 75652), (1440, 56739), (2160, 37826), (4320, 18913)]