163888560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20693}}^1$

素因数の和:20723

約数の個数: 120

約数和(自身を含む): 600457104

約数和(自身を除く): 436568544

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 20693, 41386, 62079, 82772, 103465, 124158, 165544, 186237, 206930, 227623, 248316, 310395, 331088, 372474, 413860, 455246, 496632, 620790, 682869, 744948, 827720, 910492, 931185, 993264, 1138115, 1241580, 1365738, 1489896, 1655440, 1820984, 1862370, 2048607, 2276230, 2483160, 2731476, 2979792, 3414345, 3641968, 3724740, 4097214, 4552460, 4966320, 5462952, 6828690, 7449480, 8194428, 9104920, 10243035, 10925904, 13657380, 14898960, 16388856, 18209840, 20486070, 27314760, 32777712, 40972140, 54629520, 81944280, 163888560]

約数ペア:

[(1, 163888560), (2, 81944280), (3, 54629520), (4, 40972140), (5, 32777712), (6, 27314760), (8, 20486070), (9, 18209840), (10, 16388856), (11, 14898960), (12, 13657380), (15, 10925904), (16, 10243035), (18, 9104920), (20, 8194428), (22, 7449480), (24, 6828690), (30, 5462952), (33, 4966320), (36, 4552460), (40, 4097214), (44, 3724740), (45, 3641968), (48, 3414345), (55, 2979792), (60, 2731476), (66, 2483160), (72, 2276230), (80, 2048607), (88, 1862370), (90, 1820984), (99, 1655440), (110, 1489896), (120, 1365738), (132, 1241580), (144, 1138115), (165, 993264), (176, 931185), (180, 910492), (198, 827720), (220, 744948), (240, 682869), (264, 620790), (330, 496632), (360, 455246), (396, 413860), (440, 372474), (495, 331088), (528, 310395), (660, 248316), (720, 227623), (792, 206930), (880, 186237), (990, 165544), (1320, 124158), (1584, 103465), (1980, 82772), (2640, 62079), (3960, 41386), (7920, 20693)]