221637936

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{15443}}^1$

素因数の和:15490

約数の個数: 80

約数和(自身を含む): 643458816

約数和(自身を除く): 421820880

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 39, 46, 48, 52, 69, 78, 92, 104, 138, 156, 184, 208, 276, 299, 312, 368, 552, 598, 624, 897, 1104, 1196, 1794, 2392, 3588, 4784, 7176, 14352, 15443, 30886, 46329, 61772, 92658, 123544, 185316, 200759, 247088, 355189, 370632, 401518, 602277, 710378, 741264, 803036, 1065567, 1204554, 1420756, 1606072, 2131134, 2409108, 2841512, 3212144, 4262268, 4617457, 4818216, 5683024, 8524536, 9234914, 9636432, 13852371, 17049072, 18469828, 27704742, 36939656, 55409484, 73879312, 110818968, 221637936]

約数ペア:

[(1, 221637936), (2, 110818968), (3, 73879312), (4, 55409484), (6, 36939656), (8, 27704742), (12, 18469828), (13, 17049072), (16, 13852371), (23, 9636432), (24, 9234914), (26, 8524536), (39, 5683024), (46, 4818216), (48, 4617457), (52, 4262268), (69, 3212144), (78, 2841512), (92, 2409108), (104, 2131134), (138, 1606072), (156, 1420756), (184, 1204554), (208, 1065567), (276, 803036), (299, 741264), (312, 710378), (368, 602277), (552, 401518), (598, 370632), (624, 355189), (897, 247088), (1104, 200759), (1196, 185316), (1794, 123544), (2392, 92658), (3588, 61772), (4784, 46329), (7176, 30886), (14352, 15443)]