319023680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{383}}^1$

素因数の和:556

約数の個数: 112

約数和(自身を含む): 807598080

約数和(自身を除く): 488574400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 137, 152, 160, 190, 274, 304, 320, 380, 383, 548, 608, 685, 760, 766, 1096, 1216, 1370, 1520, 1532, 1915, 2192, 2603, 2740, 3040, 3064, 3830, 4384, 5206, 5480, 6080, 6128, 7277, 7660, 8768, 10412, 10960, 12256, 13015, 14554, 15320, 20824, 21920, 24512, 26030, 29108, 30640, 36385, 41648, 43840, 52060, 52471, 58216, 61280, 72770, 83296, 104120, 104942, 116432, 122560, 145540, 166592, 208240, 209884, 232864, 262355, 291080, 416480, 419768, 465728, 524710, 582160, 832960, 839536, 996949, 1049420, 1164320, 1679072, 1993898, 2098840, 2328640, 3358144, 3987796, 4197680, 4984745, 7975592, 8395360, 9969490, 15951184, 16790720, 19938980, 31902368, 39877960, 63804736, 79755920, 159511840, 319023680]

約数ペア:

[(1, 319023680), (2, 159511840), (4, 79755920), (5, 63804736), (8, 39877960), (10, 31902368), (16, 19938980), (19, 16790720), (20, 15951184), (32, 9969490), (38, 8395360), (40, 7975592), (64, 4984745), (76, 4197680), (80, 3987796), (95, 3358144), (137, 2328640), (152, 2098840), (160, 1993898), (190, 1679072), (274, 1164320), (304, 1049420), (320, 996949), (380, 839536), (383, 832960), (548, 582160), (608, 524710), (685, 465728), (760, 419768), (766, 416480), (1096, 291080), (1216, 262355), (1370, 232864), (1520, 209884), (1532, 208240), (1915, 166592), (2192, 145540), (2603, 122560), (2740, 116432), (3040, 104942), (3064, 104120), (3830, 83296), (4384, 72770), (5206, 61280), (5480, 58216), (6080, 52471), (6128, 52060), (7277, 43840), (7660, 41648), (8768, 36385), (10412, 30640), (10960, 29108), (12256, 26030), (13015, 24512), (14554, 21920), (15320, 20824)]