91990890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{337}}^2$

素因数の和:693

約数の個数: 60

約数和(自身を含む): 248089446

約数和(自身を除く): 156098556

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 337, 405, 674, 810, 1011, 1685, 2022, 3033, 3370, 5055, 6066, 9099, 10110, 15165, 18198, 27297, 30330, 45495, 54594, 90990, 113569, 136485, 227138, 272970, 340707, 567845, 681414, 1022121, 1135690, 1703535, 2044242, 3066363, 3407070, 5110605, 6132726, 9199089, 10221210, 15331815, 18398178, 30663630, 45995445, 91990890]

約数ペア:

[(1, 91990890), (2, 45995445), (3, 30663630), (5, 18398178), (6, 15331815), (9, 10221210), (10, 9199089), (15, 6132726), (18, 5110605), (27, 3407070), (30, 3066363), (45, 2044242), (54, 1703535), (81, 1135690), (90, 1022121), (135, 681414), (162, 567845), (270, 340707), (337, 272970), (405, 227138), (674, 136485), (810, 113569), (1011, 90990), (1685, 54594), (2022, 45495), (3033, 30330), (3370, 27297), (5055, 18198), (6066, 15165), (9099, 10110)]