237755980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{154387}}^1$

素因数の和:154414

約数の個数: 48

約数和(自身を含む): 622492416

約数和(自身を除く): 384736436

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 154387, 308774, 617548, 771935, 1080709, 1543870, 1698257, 2161418, 3087740, 3396514, 4322836, 5403545, 6793028, 8491285, 10807090, 11887799, 16982570, 21614180, 23775598, 33965140, 47551196, 59438995, 118877990, 237755980]

約数ペア:

[(1, 237755980), (2, 118877990), (4, 59438995), (5, 47551196), (7, 33965140), (10, 23775598), (11, 21614180), (14, 16982570), (20, 11887799), (22, 10807090), (28, 8491285), (35, 6793028), (44, 5403545), (55, 4322836), (70, 3396514), (77, 3087740), (110, 2161418), (140, 1698257), (154, 1543870), (220, 1080709), (308, 771935), (385, 617548), (770, 308774), (1540, 154387)]