305902240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{273127}}^1$

素因数の和:273149

約数の個数: 48

約数和(自身を含む): 825939072

約数和(自身を除く): 520036832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 273127, 546254, 1092508, 1365635, 1911889, 2185016, 2731270, 3823778, 4370032, 5462540, 7647556, 8740064, 9559445, 10925080, 15295112, 19118890, 21850160, 30590224, 38237780, 43700320, 61180448, 76475560, 152951120, 305902240]

約数ペア:

[(1, 305902240), (2, 152951120), (4, 76475560), (5, 61180448), (7, 43700320), (8, 38237780), (10, 30590224), (14, 21850160), (16, 19118890), (20, 15295112), (28, 10925080), (32, 9559445), (35, 8740064), (40, 7647556), (56, 5462540), (70, 4370032), (80, 3823778), (112, 2731270), (140, 2185016), (160, 1911889), (224, 1365635), (280, 1092508), (560, 546254), (1120, 273127)]