194640880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{691}}^1$

素因数の和:1214

約数の個数: 80

約数和(自身を含む): 518966784

約数和(自身を除く): 324325904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 503, 560, 691, 1006, 1382, 2012, 2515, 2764, 3455, 3521, 4024, 4837, 5030, 5528, 6910, 7042, 8048, 9674, 10060, 11056, 13820, 14084, 17605, 19348, 20120, 24185, 27640, 28168, 35210, 38696, 40240, 48370, 55280, 56336, 70420, 77392, 96740, 140840, 193480, 281680, 347573, 386960, 695146, 1390292, 1737865, 2433011, 2780584, 3475730, 4866022, 5561168, 6951460, 9732044, 12165055, 13902920, 19464088, 24330110, 27805840, 38928176, 48660220, 97320440, 194640880]

約数ペア:

[(1, 194640880), (2, 97320440), (4, 48660220), (5, 38928176), (7, 27805840), (8, 24330110), (10, 19464088), (14, 13902920), (16, 12165055), (20, 9732044), (28, 6951460), (35, 5561168), (40, 4866022), (56, 3475730), (70, 2780584), (80, 2433011), (112, 1737865), (140, 1390292), (280, 695146), (503, 386960), (560, 347573), (691, 281680), (1006, 193480), (1382, 140840), (2012, 96740), (2515, 77392), (2764, 70420), (3455, 56336), (3521, 55280), (4024, 48370), (4837, 40240), (5030, 38696), (5528, 35210), (6910, 28168), (7042, 27640), (8048, 24185), (9674, 20120), (10060, 19348), (11056, 17605), (13820, 14084)]