280396116

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:323

約数の個数: 288

約数和(自身を含む): 986259456

約数和(自身を除く): 705863340

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 13, 14, 18, 21, 22, 26, 28, 31, 33, 36, 39, 42, 44, 52, 62, 63, 66, 77, 78, 84, 91, 93, 99, 117, 124, 126, 132, 143, 154, 156, 182, 186, 198, 217, 231, 234, 251, 252, 273, 279, 286, 308, 341, 364, 372, 396, 403, 429, 434, 462, 468, 502, 546, 558, 572, 651, 682, 693, 753, 806, 819, 858, 868, 924, 1001, 1004, 1023, 1092, 1116, 1209, 1287, 1302, 1364, 1386, 1506, 1612, 1638, 1716, 1757, 1953, 2002, 2046, 2259, 2387, 2418, 2574, 2604, 2761, 2772, 2821, 3003, 3012, 3069, 3263, 3276, 3514, 3627, 3906, 4004, 4092, 4433, 4518, 4774, 4836, 5148, 5271, 5522, 5642, 6006, 6138, 6526, 7028, 7161, 7254, 7781, 7812, 8283, 8463, 8866, 9009, 9036, 9548, 9789, 10542, 11044, 11284, 12012, 12276, 13052, 13299, 14322, 14508, 15562, 15813, 16566, 16926, 17732, 18018, 19327, 19578, 21084, 21483, 22841, 23343, 24849, 25389, 26598, 28644, 29367, 31031, 31124, 31626, 33132, 33852, 35893, 36036, 38654, 39156, 39897, 42966, 45682, 46686, 49698, 50778, 53196, 54467, 57981, 58734, 62062, 63252, 68523, 70029, 71786, 77308, 79794, 85591, 85932, 91364, 93093, 93372, 99396, 101153, 101556, 107679, 108934, 115962, 117468, 124124, 137046, 140058, 143572, 159588, 163401, 171182, 173943, 186186, 202306, 205569, 215358, 217868, 231924, 251251, 256773, 274092, 279279, 280116, 303459, 323037, 326802, 342364, 347886, 372372, 404612, 411138, 430716, 490203, 502502, 513546, 558558, 599137, 606918, 646074, 653604, 695772, 708071, 753753, 770319, 822276, 910377, 980406, 1005004, 1027092, 1112683, 1117116, 1198274, 1213836, 1292148, 1416142, 1507506, 1540638, 1797411, 1820754, 1960812, 2124213, 2225366, 2261259, 2396548, 2832284, 3015012, 3081276, 3338049, 3594822, 3641508, 4248426, 4450732, 4522518, 5392233, 6372639, 6676098, 7189644, 7788781, 8496852, 9045036, 10014147, 10784466, 12745278, 13352196, 15577562, 20028294, 21568932, 23366343, 25490556, 31155124, 40056588, 46732686, 70099029, 93465372, 140198058, 280396116]

約数ペア:

[(1, 280396116), (2, 140198058), (3, 93465372), (4, 70099029), (6, 46732686), (7, 40056588), (9, 31155124), (11, 25490556), (12, 23366343), (13, 21568932), (14, 20028294), (18, 15577562), (21, 13352196), (22, 12745278), (26, 10784466), (28, 10014147), (31, 9045036), (33, 8496852), (36, 7788781), (39, 7189644), (42, 6676098), (44, 6372639), (52, 5392233), (62, 4522518), (63, 4450732), (66, 4248426), (77, 3641508), (78, 3594822), (84, 3338049), (91, 3081276), (93, 3015012), (99, 2832284), (117, 2396548), (124, 2261259), (126, 2225366), (132, 2124213), (143, 1960812), (154, 1820754), (156, 1797411), (182, 1540638), (186, 1507506), (198, 1416142), (217, 1292148), (231, 1213836), (234, 1198274), (251, 1117116), (252, 1112683), (273, 1027092), (279, 1005004), (286, 980406), (308, 910377), (341, 822276), (364, 770319), (372, 753753), (396, 708071), (403, 695772), (429, 653604), (434, 646074), (462, 606918), (468, 599137), (502, 558558), (546, 513546), (558, 502502), (572, 490203), (651, 430716), (682, 411138), (693, 404612), (753, 372372), (806, 347886), (819, 342364), (858, 326802), (868, 323037), (924, 303459), (1001, 280116), (1004, 279279), (1023, 274092), (1092, 256773), (1116, 251251), (1209, 231924), (1287, 217868), (1302, 215358), (1364, 205569), (1386, 202306), (1506, 186186), (1612, 173943), (1638, 171182), (1716, 163401), (1757, 159588), (1953, 143572), (2002, 140058), (2046, 137046), (2259, 124124), (2387, 117468), (2418, 115962), (2574, 108934), (2604, 107679), (2761, 101556), (2772, 101153), (2821, 99396), (3003, 93372), (3012, 93093), (3069, 91364), (3263, 85932), (3276, 85591), (3514, 79794), (3627, 77308), (3906, 71786), (4004, 70029), (4092, 68523), (4433, 63252), (4518, 62062), (4774, 58734), (4836, 57981), (5148, 54467), (5271, 53196), (5522, 50778), (5642, 49698), (6006, 46686), (6138, 45682), (6526, 42966), (7028, 39897), (7161, 39156), (7254, 38654), (7781, 36036), (7812, 35893), (8283, 33852), (8463, 33132), (8866, 31626), (9009, 31124), (9036, 31031), (9548, 29367), (9789, 28644), (10542, 26598), (11044, 25389), (11284, 24849), (12012, 23343), (12276, 22841), (13052, 21483), (13299, 21084), (14322, 19578), (14508, 19327), (15562, 18018), (15813, 17732), (16566, 16926)]