18378720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{12763}}^1$

素因数の和:12784

約数の個数: 72

約数和(自身を含む): 62722296

約数和(自身を除く): 44343576

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, 12763, 25526, 38289, 51052, 63815, 76578, 102104, 114867, 127630, 153156, 191445, 204208, 229734, 255260, 306312, 382890, 408416, 459468, 510520, 574335, 612624, 765780, 918936, 1021040, 1148670, 1225248, 1531560, 1837872, 2042080, 2297340, 3063120, 3675744, 4594680, 6126240, 9189360, 18378720]

約数ペア:

[(1, 18378720), (2, 9189360), (3, 6126240), (4, 4594680), (5, 3675744), (6, 3063120), (8, 2297340), (9, 2042080), (10, 1837872), (12, 1531560), (15, 1225248), (16, 1148670), (18, 1021040), (20, 918936), (24, 765780), (30, 612624), (32, 574335), (36, 510520), (40, 459468), (45, 408416), (48, 382890), (60, 306312), (72, 255260), (80, 229734), (90, 204208), (96, 191445), (120, 153156), (144, 127630), (160, 114867), (180, 102104), (240, 76578), (288, 63815), (360, 51052), (480, 38289), (720, 25526), (1440, 12763)]