80741280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{168211}}^1$

素因数の和:168229

約数の個数: 48

約数和(自身を含む): 254336544

約数和(自身を除く): 173595264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 168211, 336422, 504633, 672844, 841055, 1009266, 1345688, 1682110, 2018532, 2523165, 2691376, 3364220, 4037064, 5046330, 5382752, 6728440, 8074128, 10092660, 13456880, 16148256, 20185320, 26913760, 40370640, 80741280]

約数ペア:

[(1, 80741280), (2, 40370640), (3, 26913760), (4, 20185320), (5, 16148256), (6, 13456880), (8, 10092660), (10, 8074128), (12, 6728440), (15, 5382752), (16, 5046330), (20, 4037064), (24, 3364220), (30, 2691376), (32, 2523165), (40, 2018532), (48, 1682110), (60, 1345688), (80, 1009266), (96, 841055), (120, 672844), (160, 504633), (240, 336422), (480, 168211)]