315946820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2897}}^1$

素因数の和:2973

約数の個数: 96

約数和(自身を含む): 817931520

約数和(自身を除く): 501984700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 41, 70, 76, 82, 95, 133, 140, 164, 190, 205, 266, 287, 380, 410, 532, 574, 665, 779, 820, 1148, 1330, 1435, 1558, 2660, 2870, 2897, 3116, 3895, 5453, 5740, 5794, 7790, 10906, 11588, 14485, 15580, 20279, 21812, 27265, 28970, 40558, 54530, 55043, 57940, 81116, 101395, 109060, 110086, 118777, 202790, 220172, 237554, 275215, 385301, 405580, 475108, 550430, 593885, 770602, 831439, 1100860, 1187770, 1541204, 1662878, 1926505, 2256763, 2375540, 3325756, 3853010, 4157195, 4513526, 7706020, 8314390, 9027052, 11283815, 15797341, 16628780, 22567630, 31594682, 45135260, 63189364, 78986705, 157973410, 315946820]

約数ペア:

[(1, 315946820), (2, 157973410), (4, 78986705), (5, 63189364), (7, 45135260), (10, 31594682), (14, 22567630), (19, 16628780), (20, 15797341), (28, 11283815), (35, 9027052), (38, 8314390), (41, 7706020), (70, 4513526), (76, 4157195), (82, 3853010), (95, 3325756), (133, 2375540), (140, 2256763), (164, 1926505), (190, 1662878), (205, 1541204), (266, 1187770), (287, 1100860), (380, 831439), (410, 770602), (532, 593885), (574, 550430), (665, 475108), (779, 405580), (820, 385301), (1148, 275215), (1330, 237554), (1435, 220172), (1558, 202790), (2660, 118777), (2870, 110086), (2897, 109060), (3116, 101395), (3895, 81116), (5453, 57940), (5740, 55043), (5794, 54530), (7790, 40558), (10906, 28970), (11588, 27265), (14485, 21812), (15580, 20279)]