282987740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{7043}}^1$

素因数の和:7107

約数の個数: 72

約数和(自身を含む): 708260112

約数和(自身を除く): 425272372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 82, 98, 140, 164, 196, 205, 245, 287, 410, 490, 574, 820, 980, 1148, 1435, 2009, 2870, 4018, 5740, 7043, 8036, 10045, 14086, 20090, 28172, 35215, 40180, 49301, 70430, 98602, 140860, 197204, 246505, 288763, 345107, 493010, 577526, 690214, 986020, 1155052, 1380428, 1443815, 1725535, 2021341, 2887630, 3451070, 4042682, 5775260, 6902140, 8085364, 10106705, 14149387, 20213410, 28298774, 40426820, 56597548, 70746935, 141493870, 282987740]

約数ペア:

[(1, 282987740), (2, 141493870), (4, 70746935), (5, 56597548), (7, 40426820), (10, 28298774), (14, 20213410), (20, 14149387), (28, 10106705), (35, 8085364), (41, 6902140), (49, 5775260), (70, 4042682), (82, 3451070), (98, 2887630), (140, 2021341), (164, 1725535), (196, 1443815), (205, 1380428), (245, 1155052), (287, 986020), (410, 690214), (490, 577526), (574, 493010), (820, 345107), (980, 288763), (1148, 246505), (1435, 197204), (2009, 140860), (2870, 98602), (4018, 70430), (5740, 49301), (7043, 40180), (8036, 35215), (10045, 28172), (14086, 20090)]