495804160

素因数分解:

$2^8\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2239}}^1$

素因数の和:2433

約数の個数: 72

約数和(自身を含む): 1195004160

約数和(自身を除く): 699200000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 256, 320, 346, 640, 692, 865, 1280, 1384, 1730, 2239, 2768, 3460, 4478, 5536, 6920, 8956, 11072, 11195, 13840, 17912, 22144, 22390, 27680, 35824, 44288, 44780, 55360, 71648, 89560, 110720, 143296, 179120, 221440, 286592, 358240, 387347, 573184, 716480, 774694, 1432960, 1549388, 1936735, 2865920, 3098776, 3873470, 6197552, 7746940, 12395104, 15493880, 24790208, 30987760, 49580416, 61975520, 99160832, 123951040, 247902080, 495804160]

約数ペア:

[(1, 495804160), (2, 247902080), (4, 123951040), (5, 99160832), (8, 61975520), (10, 49580416), (16, 30987760), (20, 24790208), (32, 15493880), (40, 12395104), (64, 7746940), (80, 6197552), (128, 3873470), (160, 3098776), (173, 2865920), (256, 1936735), (320, 1549388), (346, 1432960), (640, 774694), (692, 716480), (865, 573184), (1280, 387347), (1384, 358240), (1730, 286592), (2239, 221440), (2768, 179120), (3460, 143296), (4478, 110720), (5536, 89560), (6920, 71648), (8956, 55360), (11072, 44780), (11195, 44288), (13840, 35824), (17912, 27680), (22144, 22390)]