255979152

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:470

約数の個数: 240

約数和(自身を含む): 870944256

約数和(自身を除く): 614965104

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 31, 33, 36, 39, 44, 48, 52, 62, 66, 72, 78, 88, 93, 99, 104, 117, 124, 132, 143, 144, 156, 176, 186, 198, 208, 234, 248, 264, 279, 286, 312, 341, 372, 396, 401, 403, 429, 468, 496, 528, 558, 572, 624, 682, 744, 792, 802, 806, 858, 936, 1023, 1116, 1144, 1203, 1209, 1287, 1364, 1488, 1584, 1604, 1612, 1716, 1872, 2046, 2232, 2288, 2406, 2418, 2574, 2728, 3069, 3208, 3224, 3432, 3609, 3627, 4092, 4411, 4433, 4464, 4812, 4836, 5148, 5213, 5456, 6138, 6416, 6448, 6864, 7218, 7254, 8184, 8822, 8866, 9624, 9672, 10296, 10426, 12276, 12431, 13233, 13299, 14436, 14508, 15639, 16368, 17644, 17732, 19248, 19344, 20592, 20852, 24552, 24862, 26466, 26598, 28872, 29016, 31278, 35288, 35464, 37293, 39699, 39897, 41704, 46917, 49104, 49724, 52932, 53196, 57343, 57744, 58032, 62556, 70576, 70928, 74586, 79398, 79794, 83408, 93834, 99448, 105864, 106392, 111879, 114686, 125112, 136741, 149172, 158796, 159588, 161603, 172029, 187668, 198896, 211728, 212784, 223758, 229372, 250224, 273482, 298344, 317592, 319176, 323206, 344058, 375336, 410223, 447516, 458744, 484809, 516087, 546964, 596688, 635184, 638352, 646412, 688116, 750672, 820446, 895032, 917488, 969618, 1032174, 1093928, 1230669, 1292824, 1376232, 1454427, 1640892, 1777633, 1790064, 1939236, 2064348, 2187856, 2461338, 2585648, 2752464, 2908854, 3281784, 3555266, 3878472, 4128696, 4922676, 5332899, 5817708, 6563568, 7110532, 7756944, 8257392, 9845352, 10665798, 11635416, 14221064, 15998697, 19690704, 21331596, 23270832, 28442128, 31997394, 42663192, 63994788, 85326384, 127989576, 255979152]

約数ペア:

[(1, 255979152), (2, 127989576), (3, 85326384), (4, 63994788), (6, 42663192), (8, 31997394), (9, 28442128), (11, 23270832), (12, 21331596), (13, 19690704), (16, 15998697), (18, 14221064), (22, 11635416), (24, 10665798), (26, 9845352), (31, 8257392), (33, 7756944), (36, 7110532), (39, 6563568), (44, 5817708), (48, 5332899), (52, 4922676), (62, 4128696), (66, 3878472), (72, 3555266), (78, 3281784), (88, 2908854), (93, 2752464), (99, 2585648), (104, 2461338), (117, 2187856), (124, 2064348), (132, 1939236), (143, 1790064), (144, 1777633), (156, 1640892), (176, 1454427), (186, 1376232), (198, 1292824), (208, 1230669), (234, 1093928), (248, 1032174), (264, 969618), (279, 917488), (286, 895032), (312, 820446), (341, 750672), (372, 688116), (396, 646412), (401, 638352), (403, 635184), (429, 596688), (468, 546964), (496, 516087), (528, 484809), (558, 458744), (572, 447516), (624, 410223), (682, 375336), (744, 344058), (792, 323206), (802, 319176), (806, 317592), (858, 298344), (936, 273482), (1023, 250224), (1116, 229372), (1144, 223758), (1203, 212784), (1209, 211728), (1287, 198896), (1364, 187668), (1488, 172029), (1584, 161603), (1604, 159588), (1612, 158796), (1716, 149172), (1872, 136741), (2046, 125112), (2232, 114686), (2288, 111879), (2406, 106392), (2418, 105864), (2574, 99448), (2728, 93834), (3069, 83408), (3208, 79794), (3224, 79398), (3432, 74586), (3609, 70928), (3627, 70576), (4092, 62556), (4411, 58032), (4433, 57744), (4464, 57343), (4812, 53196), (4836, 52932), (5148, 49724), (5213, 49104), (5456, 46917), (6138, 41704), (6416, 39897), (6448, 39699), (6864, 37293), (7218, 35464), (7254, 35288), (8184, 31278), (8822, 29016), (8866, 28872), (9624, 26598), (9672, 26466), (10296, 24862), (10426, 24552), (12276, 20852), (12431, 20592), (13233, 19344), (13299, 19248), (14436, 17732), (14508, 17644), (15639, 16368)]