120145280

素因数分解:

$2^7\times 5^1\times {\mathrm{347}}^1\times {\mathrm{541}}^1$

素因数の和:907

約数の個数: 64

約数和(自身を含む): 288582480

約数和(自身を除く): 168437200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 347, 541, 640, 694, 1082, 1388, 1735, 2164, 2705, 2776, 3470, 4328, 5410, 5552, 6940, 8656, 10820, 11104, 13880, 17312, 21640, 22208, 27760, 34624, 43280, 44416, 55520, 69248, 86560, 111040, 173120, 187727, 222080, 346240, 375454, 750908, 938635, 1501816, 1877270, 3003632, 3754540, 6007264, 7509080, 12014528, 15018160, 24029056, 30036320, 60072640, 120145280]

約数ペア:

[(1, 120145280), (2, 60072640), (4, 30036320), (5, 24029056), (8, 15018160), (10, 12014528), (16, 7509080), (20, 6007264), (32, 3754540), (40, 3003632), (64, 1877270), (80, 1501816), (128, 938635), (160, 750908), (320, 375454), (347, 346240), (541, 222080), (640, 187727), (694, 173120), (1082, 111040), (1388, 86560), (1735, 69248), (2164, 55520), (2705, 44416), (2776, 43280), (3470, 34624), (4328, 27760), (5410, 22208), (5552, 21640), (6940, 17312), (8656, 13880), (10820, 11104)]