133301720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4079}}^1$

素因数の和:4152

約数の個数: 64

約数和(自身を含む): 323136000

約数和(自身を除く): 189834280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 430, 760, 817, 860, 1634, 1720, 3268, 4079, 4085, 6536, 8158, 8170, 16316, 16340, 20395, 32632, 32680, 40790, 77501, 81580, 155002, 163160, 175397, 310004, 350794, 387505, 620008, 701588, 775010, 876985, 1403176, 1550020, 1753970, 3100040, 3332543, 3507940, 6665086, 7015880, 13330172, 16662715, 26660344, 33325430, 66650860, 133301720]

約数ペア:

[(1, 133301720), (2, 66650860), (4, 33325430), (5, 26660344), (8, 16662715), (10, 13330172), (19, 7015880), (20, 6665086), (38, 3507940), (40, 3332543), (43, 3100040), (76, 1753970), (86, 1550020), (95, 1403176), (152, 876985), (172, 775010), (190, 701588), (215, 620008), (344, 387505), (380, 350794), (430, 310004), (760, 175397), (817, 163160), (860, 155002), (1634, 81580), (1720, 77501), (3268, 40790), (4079, 32680), (4085, 32632), (6536, 20395), (8158, 16340), (8170, 16316)]