128260792

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1871}}^1$

素因数の和:1948

約数の個数: 64

約数和(自身を含む): 283046400

約数和(自身を除く): 154785608

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 41, 44, 76, 82, 88, 152, 164, 209, 328, 418, 451, 779, 836, 902, 1558, 1672, 1804, 1871, 3116, 3608, 3742, 6232, 7484, 8569, 14968, 17138, 20581, 34276, 35549, 41162, 68552, 71098, 76711, 82324, 142196, 153422, 164648, 284392, 306844, 391039, 613688, 782078, 843821, 1457509, 1564156, 1687642, 2915018, 3128312, 3375284, 5830036, 6750568, 11660072, 16032599, 32065198, 64130396, 128260792]

約数ペア:

[(1, 128260792), (2, 64130396), (4, 32065198), (8, 16032599), (11, 11660072), (19, 6750568), (22, 5830036), (38, 3375284), (41, 3128312), (44, 2915018), (76, 1687642), (82, 1564156), (88, 1457509), (152, 843821), (164, 782078), (209, 613688), (328, 391039), (418, 306844), (451, 284392), (779, 164648), (836, 153422), (902, 142196), (1558, 82324), (1672, 76711), (1804, 71098), (1871, 68552), (3116, 41162), (3608, 35549), (3742, 34276), (6232, 20581), (7484, 17138), (8569, 14968)]