847333880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:525

約数の個数: 128

約数和(自身を含む): 2090188800

約数和(自身を除く): 1242854920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 71, 76, 82, 95, 142, 152, 164, 190, 205, 284, 328, 355, 380, 383, 410, 568, 710, 760, 766, 779, 820, 1349, 1420, 1532, 1558, 1640, 1915, 2698, 2840, 2911, 3064, 3116, 3830, 3895, 5396, 5822, 6232, 6745, 7277, 7660, 7790, 10792, 11644, 13490, 14554, 14555, 15320, 15580, 15703, 23288, 26980, 27193, 29108, 29110, 31160, 31406, 36385, 53960, 54386, 55309, 58216, 58220, 62812, 72770, 78515, 108772, 110618, 116440, 125624, 135965, 145540, 157030, 217544, 221236, 271930, 276545, 291080, 298357, 314060, 442472, 516667, 543860, 553090, 596714, 628120, 1033334, 1087720, 1106180, 1114913, 1193428, 1491785, 2066668, 2212360, 2229826, 2386856, 2583335, 2983570, 4133336, 4459652, 5166670, 5574565, 5967140, 8919304, 10333340, 11149130, 11934280, 20666680, 21183347, 22298260, 42366694, 44596520, 84733388, 105916735, 169466776, 211833470, 423666940, 847333880]

約数ペア:

[(1, 847333880), (2, 423666940), (4, 211833470), (5, 169466776), (8, 105916735), (10, 84733388), (19, 44596520), (20, 42366694), (38, 22298260), (40, 21183347), (41, 20666680), (71, 11934280), (76, 11149130), (82, 10333340), (95, 8919304), (142, 5967140), (152, 5574565), (164, 5166670), (190, 4459652), (205, 4133336), (284, 2983570), (328, 2583335), (355, 2386856), (380, 2229826), (383, 2212360), (410, 2066668), (568, 1491785), (710, 1193428), (760, 1114913), (766, 1106180), (779, 1087720), (820, 1033334), (1349, 628120), (1420, 596714), (1532, 553090), (1558, 543860), (1640, 516667), (1915, 442472), (2698, 314060), (2840, 298357), (2911, 291080), (3064, 276545), (3116, 271930), (3830, 221236), (3895, 217544), (5396, 157030), (5822, 145540), (6232, 135965), (6745, 125624), (7277, 116440), (7660, 110618), (7790, 108772), (10792, 78515), (11644, 72770), (13490, 62812), (14554, 58220), (14555, 58216), (15320, 55309), (15580, 54386), (15703, 53960), (23288, 36385), (26980, 31406), (27193, 31160), (29108, 29110)]