144864880

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{21817}}^1$

素因数の和:21913

約数の個数: 40

約数和(自身を含む): 340884432

約数和(自身を除く): 196019552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 21817, 43634, 87268, 109085, 174536, 218170, 349072, 436340, 872680, 1745360, 1810811, 3621622, 7243244, 9054055, 14486488, 18108110, 28972976, 36216220, 72432440, 144864880]

約数ペア:

[(1, 144864880), (2, 72432440), (4, 36216220), (5, 28972976), (8, 18108110), (10, 14486488), (16, 9054055), (20, 7243244), (40, 3621622), (80, 1810811), (83, 1745360), (166, 872680), (332, 436340), (415, 349072), (664, 218170), (830, 174536), (1328, 109085), (1660, 87268), (3320, 43634), (6640, 21817)]