307520180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{5569}}^1$

素因数の和:5840

約数の個数: 48

約数和(自身を含む): 707434560

約数和(自身を除く): 399914380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 251, 502, 1004, 1255, 2510, 2761, 5020, 5522, 5569, 11044, 11138, 13805, 22276, 27610, 27845, 55220, 55690, 61259, 111380, 122518, 245036, 306295, 612590, 1225180, 1397819, 2795638, 5591276, 6989095, 13978190, 15376009, 27956380, 30752018, 61504036, 76880045, 153760090, 307520180]

約数ペア:

[(1, 307520180), (2, 153760090), (4, 76880045), (5, 61504036), (10, 30752018), (11, 27956380), (20, 15376009), (22, 13978190), (44, 6989095), (55, 5591276), (110, 2795638), (220, 1397819), (251, 1225180), (502, 612590), (1004, 306295), (1255, 245036), (2510, 122518), (2761, 111380), (5020, 61259), (5522, 55690), (5569, 55220), (11044, 27845), (11138, 27610), (13805, 22276)]