268394480

素因数分解:

$2^4\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{3229}}^1$

素因数の和:4281

約数の個数: 40

約数和(自身を含む): 624811200

約数和(自身を除く): 356416720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1039, 2078, 3229, 4156, 5195, 6458, 8312, 10390, 12916, 16145, 16624, 20780, 25832, 32290, 41560, 51664, 64580, 83120, 129160, 258320, 3354931, 6709862, 13419724, 16774655, 26839448, 33549310, 53678896, 67098620, 134197240, 268394480]

約数ペア:

[(1, 268394480), (2, 134197240), (4, 67098620), (5, 53678896), (8, 33549310), (10, 26839448), (16, 16774655), (20, 13419724), (40, 6709862), (80, 3354931), (1039, 258320), (2078, 129160), (3229, 83120), (4156, 64580), (5195, 51664), (6458, 41560), (8312, 32290), (10390, 25832), (12916, 20780), (16145, 16624)]