146720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{131}}^1$

素因数の和:153

約数の個数: 48

約数和(自身を含む): 399168

約数和(自身を除く): 252448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 131, 140, 160, 224, 262, 280, 524, 560, 655, 917, 1048, 1120, 1310, 1834, 2096, 2620, 3668, 4192, 4585, 5240, 7336, 9170, 10480, 14672, 18340, 20960, 29344, 36680, 73360, 146720]

約数ペア:

[(1, 146720), (2, 73360), (4, 36680), (5, 29344), (7, 20960), (8, 18340), (10, 14672), (14, 10480), (16, 9170), (20, 7336), (28, 5240), (32, 4585), (35, 4192), (40, 3668), (56, 2620), (70, 2096), (80, 1834), (112, 1310), (131, 1120), (140, 1048), (160, 917), (224, 655), (262, 560), (280, 524)]