168238116

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{647}}^1$

素因数の和:921

約数の個数: 72

約数和(自身を含む): 441552384

約数和(自身を除く): 273314268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 233, 279, 372, 466, 558, 647, 699, 932, 1116, 1294, 1398, 1941, 2097, 2588, 2796, 3882, 4194, 5823, 7223, 7764, 8388, 11646, 14446, 20057, 21669, 23292, 28892, 40114, 43338, 60171, 65007, 80228, 86676, 120342, 130014, 150751, 180513, 240684, 260028, 301502, 361026, 452253, 603004, 722052, 904506, 1356759, 1809012, 2713518, 4673281, 5427036, 9346562, 14019843, 18693124, 28039686, 42059529, 56079372, 84119058, 168238116]

約数ペア:

[(1, 168238116), (2, 84119058), (3, 56079372), (4, 42059529), (6, 28039686), (9, 18693124), (12, 14019843), (18, 9346562), (31, 5427036), (36, 4673281), (62, 2713518), (93, 1809012), (124, 1356759), (186, 904506), (233, 722052), (279, 603004), (372, 452253), (466, 361026), (558, 301502), (647, 260028), (699, 240684), (932, 180513), (1116, 150751), (1294, 130014), (1398, 120342), (1941, 86676), (2097, 80228), (2588, 65007), (2796, 60171), (3882, 43338), (4194, 40114), (5823, 28892), (7223, 23292), (7764, 21669), (8388, 20057), (11646, 14446)]