20164024260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{449}}^1\times {\mathrm{719}}^1$

素因数の和:1530

約数の個数: 144

約数和(自身を含む): 61562592000

約数和(自身を除く): 41398567740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 347, 449, 694, 719, 898, 1041, 1347, 1388, 1438, 1735, 1796, 2082, 2157, 2245, 2694, 2876, 3123, 3470, 3595, 4041, 4164, 4314, 4490, 5205, 5388, 6246, 6471, 6735, 6940, 7190, 8082, 8628, 8980, 10410, 10785, 12492, 12942, 13470, 14380, 15615, 16164, 20205, 20820, 21570, 25884, 26940, 31230, 32355, 40410, 43140, 62460, 64710, 80820, 129420, 155803, 249493, 311606, 322831, 467409, 498986, 623212, 645662, 748479, 779015, 934818, 968493, 997972, 1247465, 1291324, 1402227, 1496958, 1558030, 1614155, 1869636, 1936986, 2245437, 2337045, 2494930, 2804454, 2905479, 2993916, 3116060, 3228310, 3742395, 3873972, 4490874, 4674090, 4842465, 4989860, 5608908, 5810958, 6456620, 7011135, 7484790, 8981748, 9348180, 9684930, 11227185, 11621916, 14022270, 14527395, 14969580, 19369860, 22454370, 28044540, 29054790, 44908740, 58109580, 112022357, 224044714, 336067071, 448089428, 560111785, 672134142, 1008201213, 1120223570, 1344268284, 1680335355, 2016402426, 2240447140, 3360670710, 4032804852, 5041006065, 6721341420, 10082012130, 20164024260]

約数ペア:

[(1, 20164024260), (2, 10082012130), (3, 6721341420), (4, 5041006065), (5, 4032804852), (6, 3360670710), (9, 2240447140), (10, 2016402426), (12, 1680335355), (15, 1344268284), (18, 1120223570), (20, 1008201213), (30, 672134142), (36, 560111785), (45, 448089428), (60, 336067071), (90, 224044714), (180, 112022357), (347, 58109580), (449, 44908740), (694, 29054790), (719, 28044540), (898, 22454370), (1041, 19369860), (1347, 14969580), (1388, 14527395), (1438, 14022270), (1735, 11621916), (1796, 11227185), (2082, 9684930), (2157, 9348180), (2245, 8981748), (2694, 7484790), (2876, 7011135), (3123, 6456620), (3470, 5810958), (3595, 5608908), (4041, 4989860), (4164, 4842465), (4314, 4674090), (4490, 4490874), (5205, 3873972), (5388, 3742395), (6246, 3228310), (6471, 3116060), (6735, 2993916), (6940, 2905479), (7190, 2804454), (8082, 2494930), (8628, 2337045), (8980, 2245437), (10410, 1936986), (10785, 1869636), (12492, 1614155), (12942, 1558030), (13470, 1496958), (14380, 1402227), (15615, 1291324), (16164, 1247465), (20205, 997972), (20820, 968493), (21570, 934818), (25884, 779015), (26940, 748479), (31230, 645662), (32355, 623212), (40410, 498986), (43140, 467409), (62460, 322831), (64710, 311606), (80820, 249493), (129420, 155803)]