643242240

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{55837}}^1$

素因数の和:55864

約数の個数: 108

約数和(自身を含む): 2225591004

約数和(自身を除く): 1582348764

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 55837, 111674, 167511, 223348, 279185, 335022, 446696, 502533, 558370, 670044, 837555, 893392, 1005066, 1116740, 1340088, 1675110, 1786784, 2010132, 2233480, 2512665, 2680176, 3350220, 3573568, 4020264, 4466960, 5025330, 5360352, 6700440, 7147136, 8040528, 8933920, 10050660, 10720704, 13400880, 14294272, 16081056, 17867840, 20101320, 21441408, 26801760, 32162112, 35735680, 40202640, 42882816, 53603520, 64324224, 71471360, 80405280, 107207040, 128648448, 160810560, 214414080, 321621120, 643242240]

約数ペア:

[(1, 643242240), (2, 321621120), (3, 214414080), (4, 160810560), (5, 128648448), (6, 107207040), (8, 80405280), (9, 71471360), (10, 64324224), (12, 53603520), (15, 42882816), (16, 40202640), (18, 35735680), (20, 32162112), (24, 26801760), (30, 21441408), (32, 20101320), (36, 17867840), (40, 16081056), (45, 14294272), (48, 13400880), (60, 10720704), (64, 10050660), (72, 8933920), (80, 8040528), (90, 7147136), (96, 6700440), (120, 5360352), (128, 5025330), (144, 4466960), (160, 4020264), (180, 3573568), (192, 3350220), (240, 2680176), (256, 2512665), (288, 2233480), (320, 2010132), (360, 1786784), (384, 1675110), (480, 1340088), (576, 1116740), (640, 1005066), (720, 893392), (768, 837555), (960, 670044), (1152, 558370), (1280, 502533), (1440, 446696), (1920, 335022), (2304, 279185), (2880, 223348), (3840, 167511), (5760, 111674), (11520, 55837)]