338804915920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1\times {\mathrm{245753}}^1$

素因数の和:246692

約数の個数: 80

約数和(自身を含む): 830098031040

約数和(自身を除く): 491293115120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 907, 1520, 1814, 3628, 4535, 7256, 9070, 14512, 17233, 18140, 34466, 36280, 68932, 72560, 86165, 137864, 172330, 245753, 275728, 344660, 491506, 689320, 983012, 1228765, 1378640, 1966024, 2457530, 3932048, 4669307, 4915060, 9338614, 9830120, 18677228, 19660240, 23346535, 37354456, 46693070, 74708912, 93386140, 186772280, 222897971, 373544560, 445795942, 891591884, 1114489855, 1783183768, 2228979710, 3566367536, 4235061449, 4457959420, 8470122898, 8915918840, 16940245796, 17831837680, 21175307245, 33880491592, 42350614490, 67760983184, 84701228980, 169402457960, 338804915920]

約数ペア:

[(1, 338804915920), (2, 169402457960), (4, 84701228980), (5, 67760983184), (8, 42350614490), (10, 33880491592), (16, 21175307245), (19, 17831837680), (20, 16940245796), (38, 8915918840), (40, 8470122898), (76, 4457959420), (80, 4235061449), (95, 3566367536), (152, 2228979710), (190, 1783183768), (304, 1114489855), (380, 891591884), (760, 445795942), (907, 373544560), (1520, 222897971), (1814, 186772280), (3628, 93386140), (4535, 74708912), (7256, 46693070), (9070, 37354456), (14512, 23346535), (17233, 19660240), (18140, 18677228), (34466, 9830120), (36280, 9338614), (68932, 4915060), (72560, 4669307), (86165, 3932048), (137864, 2457530), (172330, 1966024), (245753, 1378640), (275728, 1228765), (344660, 983012), (491506, 689320)]