131490960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{11657}}^1$

素因数の和:11720

約数の個数: 80

約数和(自身を含む): 416330496

約数和(自身を除く): 284839536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2820, 3760, 5640, 11280, 11657, 23314, 34971, 46628, 58285, 69942, 93256, 116570, 139884, 174855, 186512, 233140, 279768, 349710, 466280, 547879, 559536, 699420, 932560, 1095758, 1398840, 1643637, 2191516, 2739395, 2797680, 3287274, 4383032, 5478790, 6574548, 8218185, 8766064, 10957580, 13149096, 16436370, 21915160, 26298192, 32872740, 43830320, 65745480, 131490960]

約数ペア:

[(1, 131490960), (2, 65745480), (3, 43830320), (4, 32872740), (5, 26298192), (6, 21915160), (8, 16436370), (10, 13149096), (12, 10957580), (15, 8766064), (16, 8218185), (20, 6574548), (24, 5478790), (30, 4383032), (40, 3287274), (47, 2797680), (48, 2739395), (60, 2191516), (80, 1643637), (94, 1398840), (120, 1095758), (141, 932560), (188, 699420), (235, 559536), (240, 547879), (282, 466280), (376, 349710), (470, 279768), (564, 233140), (705, 186512), (752, 174855), (940, 139884), (1128, 116570), (1410, 93256), (1880, 69942), (2256, 58285), (2820, 46628), (3760, 34971), (5640, 23314), (11280, 11657)]