497893120

素因数分解:

$2^8\times 5^1\times {\mathrm{541}}^1\times {\mathrm{719}}^1$

素因数の和:1281

約数の個数: 72

約数和(自身を含む): 1196475840

約数和(自身を除く): 698582720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 541, 640, 719, 1082, 1280, 1438, 2164, 2705, 2876, 3595, 4328, 5410, 5752, 7190, 8656, 10820, 11504, 14380, 17312, 21640, 23008, 28760, 34624, 43280, 46016, 57520, 69248, 86560, 92032, 115040, 138496, 173120, 184064, 230080, 346240, 388979, 460160, 692480, 777958, 920320, 1555916, 1944895, 3111832, 3889790, 6223664, 7779580, 12447328, 15559160, 24894656, 31118320, 49789312, 62236640, 99578624, 124473280, 248946560, 497893120]

約数ペア:

[(1, 497893120), (2, 248946560), (4, 124473280), (5, 99578624), (8, 62236640), (10, 49789312), (16, 31118320), (20, 24894656), (32, 15559160), (40, 12447328), (64, 7779580), (80, 6223664), (128, 3889790), (160, 3111832), (256, 1944895), (320, 1555916), (541, 920320), (640, 777958), (719, 692480), (1082, 460160), (1280, 388979), (1438, 346240), (2164, 230080), (2705, 184064), (2876, 173120), (3595, 138496), (4328, 115040), (5410, 92032), (5752, 86560), (7190, 69248), (8656, 57520), (10820, 46016), (11504, 43280), (14380, 34624), (17312, 28760), (21640, 23008)]