151981280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{86353}}^1$

素因数の和:86379

約数の個数: 48

約数和(自身を含む): 391701744

約数和(自身を除く): 239720464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 86353, 172706, 345412, 431765, 690824, 863530, 949883, 1381648, 1727060, 1899766, 2763296, 3454120, 3799532, 4749415, 6908240, 7599064, 9498830, 13816480, 15198128, 18997660, 30396256, 37995320, 75990640, 151981280]

約数ペア:

[(1, 151981280), (2, 75990640), (4, 37995320), (5, 30396256), (8, 18997660), (10, 15198128), (11, 13816480), (16, 9498830), (20, 7599064), (22, 6908240), (32, 4749415), (40, 3799532), (44, 3454120), (55, 2763296), (80, 1899766), (88, 1727060), (110, 1381648), (160, 949883), (176, 863530), (220, 690824), (352, 431765), (440, 345412), (880, 172706), (1760, 86353)]