121959680

素因数分解:

$2^8\times 5^1\times {\mathrm{151}}^1\times {\mathrm{631}}^1$

素因数の和:803

約数の個数: 72

約数和(自身を含む): 294532224

約数和(自身を除く): 172572544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 151, 160, 256, 302, 320, 604, 631, 640, 755, 1208, 1262, 1280, 1510, 2416, 2524, 3020, 3155, 4832, 5048, 6040, 6310, 9664, 10096, 12080, 12620, 19328, 20192, 24160, 25240, 38656, 40384, 48320, 50480, 80768, 95281, 96640, 100960, 161536, 190562, 193280, 201920, 381124, 403840, 476405, 762248, 807680, 952810, 1524496, 1905620, 3048992, 3811240, 6097984, 7622480, 12195968, 15244960, 24391936, 30489920, 60979840, 121959680]

約数ペア:

[(1, 121959680), (2, 60979840), (4, 30489920), (5, 24391936), (8, 15244960), (10, 12195968), (16, 7622480), (20, 6097984), (32, 3811240), (40, 3048992), (64, 1905620), (80, 1524496), (128, 952810), (151, 807680), (160, 762248), (256, 476405), (302, 403840), (320, 381124), (604, 201920), (631, 193280), (640, 190562), (755, 161536), (1208, 100960), (1262, 96640), (1280, 95281), (1510, 80768), (2416, 50480), (2524, 48320), (3020, 40384), (3155, 38656), (4832, 25240), (5048, 24160), (6040, 20192), (6310, 19328), (9664, 12620), (10096, 12080)]