278906628

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:183

約数の個数: 288

約数和(自身を含む): 926650368

約数和(自身を除く): 647743740

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 31, 33, 39, 42, 44, 49, 52, 62, 66, 77, 78, 84, 91, 93, 98, 107, 124, 132, 143, 147, 154, 156, 182, 186, 196, 214, 217, 231, 273, 286, 294, 308, 321, 341, 364, 372, 403, 428, 429, 434, 462, 539, 546, 572, 588, 637, 642, 651, 682, 749, 806, 858, 868, 924, 1001, 1023, 1078, 1092, 1177, 1209, 1274, 1284, 1302, 1364, 1391, 1498, 1519, 1612, 1617, 1716, 1911, 2002, 2046, 2156, 2247, 2354, 2387, 2418, 2548, 2604, 2782, 2821, 2996, 3003, 3038, 3234, 3317, 3531, 3822, 4004, 4092, 4173, 4433, 4494, 4557, 4708, 4774, 4836, 5243, 5564, 5642, 6006, 6076, 6468, 6634, 7007, 7062, 7161, 7644, 8239, 8346, 8463, 8866, 8988, 9114, 9548, 9737, 9951, 10486, 11284, 12012, 13268, 13299, 14014, 14124, 14322, 15301, 15729, 16478, 16692, 16709, 16926, 17732, 18228, 19474, 19747, 19902, 20972, 21021, 23219, 24717, 26598, 28028, 28644, 29211, 30602, 31031, 31458, 32956, 33418, 33852, 36487, 38948, 39494, 39804, 42042, 43121, 45903, 46438, 49434, 50127, 53196, 57673, 58422, 59241, 61204, 62062, 62916, 66836, 68159, 69657, 72974, 78988, 84084, 86242, 91806, 92876, 93093, 98868, 100254, 107107, 109461, 115346, 116844, 118482, 124124, 129363, 136318, 139314, 145948, 162533, 172484, 173019, 183612, 186186, 200508, 204477, 214214, 217217, 218922, 230692, 236964, 255409, 258726, 272636, 278628, 301847, 321321, 325066, 346038, 372372, 408954, 428428, 434434, 437844, 474331, 487599, 510818, 517452, 603694, 642642, 650132, 651651, 692076, 749749, 766227, 817908, 868868, 905541, 948662, 975198, 1021636, 1207388, 1285284, 1303302, 1422993, 1499498, 1532454, 1787863, 1811082, 1897324, 1950396, 2112929, 2249247, 2606604, 2845986, 2998996, 3064908, 3320317, 3575726, 3622164, 4225858, 4498494, 5363589, 5691972, 6338787, 6640634, 7151452, 8451716, 8996988, 9960951, 10727178, 12677574, 13281268, 19921902, 21454356, 23242219, 25355148, 39843804, 46484438, 69726657, 92968876, 139453314, 278906628]

約数ペア:

[(1, 278906628), (2, 139453314), (3, 92968876), (4, 69726657), (6, 46484438), (7, 39843804), (11, 25355148), (12, 23242219), (13, 21454356), (14, 19921902), (21, 13281268), (22, 12677574), (26, 10727178), (28, 9960951), (31, 8996988), (33, 8451716), (39, 7151452), (42, 6640634), (44, 6338787), (49, 5691972), (52, 5363589), (62, 4498494), (66, 4225858), (77, 3622164), (78, 3575726), (84, 3320317), (91, 3064908), (93, 2998996), (98, 2845986), (107, 2606604), (124, 2249247), (132, 2112929), (143, 1950396), (147, 1897324), (154, 1811082), (156, 1787863), (182, 1532454), (186, 1499498), (196, 1422993), (214, 1303302), (217, 1285284), (231, 1207388), (273, 1021636), (286, 975198), (294, 948662), (308, 905541), (321, 868868), (341, 817908), (364, 766227), (372, 749749), (403, 692076), (428, 651651), (429, 650132), (434, 642642), (462, 603694), (539, 517452), (546, 510818), (572, 487599), (588, 474331), (637, 437844), (642, 434434), (651, 428428), (682, 408954), (749, 372372), (806, 346038), (858, 325066), (868, 321321), (924, 301847), (1001, 278628), (1023, 272636), (1078, 258726), (1092, 255409), (1177, 236964), (1209, 230692), (1274, 218922), (1284, 217217), (1302, 214214), (1364, 204477), (1391, 200508), (1498, 186186), (1519, 183612), (1612, 173019), (1617, 172484), (1716, 162533), (1911, 145948), (2002, 139314), (2046, 136318), (2156, 129363), (2247, 124124), (2354, 118482), (2387, 116844), (2418, 115346), (2548, 109461), (2604, 107107), (2782, 100254), (2821, 98868), (2996, 93093), (3003, 92876), (3038, 91806), (3234, 86242), (3317, 84084), (3531, 78988), (3822, 72974), (4004, 69657), (4092, 68159), (4173, 66836), (4433, 62916), (4494, 62062), (4557, 61204), (4708, 59241), (4774, 58422), (4836, 57673), (5243, 53196), (5564, 50127), (5642, 49434), (6006, 46438), (6076, 45903), (6468, 43121), (6634, 42042), (7007, 39804), (7062, 39494), (7161, 38948), (7644, 36487), (8239, 33852), (8346, 33418), (8463, 32956), (8866, 31458), (8988, 31031), (9114, 30602), (9548, 29211), (9737, 28644), (9951, 28028), (10486, 26598), (11284, 24717), (12012, 23219), (13268, 21021), (13299, 20972), (14014, 19902), (14124, 19747), (14322, 19474), (15301, 18228), (15729, 17732), (16478, 16926), (16692, 16709)]