319164440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{162839}}^1$

素因数の和:162864

約数の個数: 48

約数和(自身を含む): 835369200

約数和(自身を除く): 516204760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 162839, 325678, 651356, 814195, 1139873, 1302712, 1628390, 2279746, 3256780, 4559492, 5699365, 6513560, 7979111, 9118984, 11398730, 15958222, 22797460, 31916444, 39895555, 45594920, 63832888, 79791110, 159582220, 319164440]

約数ペア:

[(1, 319164440), (2, 159582220), (4, 79791110), (5, 63832888), (7, 45594920), (8, 39895555), (10, 31916444), (14, 22797460), (20, 15958222), (28, 11398730), (35, 9118984), (40, 7979111), (49, 6513560), (56, 5699365), (70, 4559492), (98, 3256780), (140, 2279746), (196, 1628390), (245, 1302712), (280, 1139873), (392, 814195), (490, 651356), (980, 325678), (1960, 162839)]