17886240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{12421}}^1$

素因数の和:12442

約数の個数: 72

約数和(自身を含む): 61041708

約数和(自身を除く): 43155468

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, 720, 1440, 12421, 24842, 37263, 49684, 62105, 74526, 99368, 111789, 124210, 149052, 186315, 198736, 223578, 248420, 298104, 372630, 397472, 447156, 496840, 558945, 596208, 745260, 894312, 993680, 1117890, 1192416, 1490520, 1788624, 1987360, 2235780, 2981040, 3577248, 4471560, 5962080, 8943120, 17886240]

約数ペア:

[(1, 17886240), (2, 8943120), (3, 5962080), (4, 4471560), (5, 3577248), (6, 2981040), (8, 2235780), (9, 1987360), (10, 1788624), (12, 1490520), (15, 1192416), (16, 1117890), (18, 993680), (20, 894312), (24, 745260), (30, 596208), (32, 558945), (36, 496840), (40, 447156), (45, 397472), (48, 372630), (60, 298104), (72, 248420), (80, 223578), (90, 198736), (96, 186315), (120, 149052), (144, 124210), (160, 111789), (180, 99368), (240, 74526), (288, 62105), (360, 49684), (480, 37263), (720, 24842), (1440, 12421)]