279758052

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:551

約数の個数: 216

約数和(自身を含む): 918721440

約数和(自身を除く): 638963388

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 19, 21, 28, 34, 36, 38, 42, 49, 51, 57, 63, 68, 76, 84, 98, 102, 114, 119, 126, 133, 147, 153, 171, 196, 204, 228, 238, 252, 266, 294, 306, 323, 342, 357, 399, 441, 476, 491, 532, 588, 612, 646, 684, 714, 798, 833, 882, 931, 969, 982, 1071, 1197, 1292, 1428, 1473, 1596, 1666, 1764, 1862, 1938, 1964, 2142, 2261, 2394, 2499, 2793, 2907, 2946, 3332, 3437, 3724, 3876, 4284, 4419, 4522, 4788, 4998, 5586, 5814, 5892, 6783, 6874, 7497, 8347, 8379, 8838, 9044, 9329, 9996, 10311, 11172, 11628, 13566, 13748, 14994, 15827, 16694, 16758, 17676, 18658, 20349, 20622, 24059, 25041, 27132, 27987, 29988, 30933, 31654, 33388, 33516, 37316, 40698, 41244, 47481, 48118, 50082, 55974, 58429, 61866, 63308, 65303, 72177, 75123, 81396, 83961, 94962, 96236, 100164, 111948, 116858, 123732, 130606, 142443, 144354, 150246, 158593, 167922, 175287, 189924, 195909, 216531, 233716, 261212, 284886, 288708, 300492, 317186, 335844, 350574, 391818, 409003, 433062, 457121, 475779, 525861, 569772, 587727, 634372, 701148, 783636, 818006, 866124, 914242, 951558, 1051722, 1110151, 1175454, 1227009, 1371363, 1427337, 1636012, 1828484, 1903116, 2103444, 2220302, 2350908, 2454018, 2742726, 2854674, 3330453, 3681027, 4114089, 4440604, 4908036, 5485452, 5709348, 6660906, 7362054, 7771057, 8228178, 9991359, 13321812, 14724108, 15542114, 16456356, 19982718, 23313171, 31084228, 39965436, 46626342, 69939513, 93252684, 139879026, 279758052]

約数ペア:

[(1, 279758052), (2, 139879026), (3, 93252684), (4, 69939513), (6, 46626342), (7, 39965436), (9, 31084228), (12, 23313171), (14, 19982718), (17, 16456356), (18, 15542114), (19, 14724108), (21, 13321812), (28, 9991359), (34, 8228178), (36, 7771057), (38, 7362054), (42, 6660906), (49, 5709348), (51, 5485452), (57, 4908036), (63, 4440604), (68, 4114089), (76, 3681027), (84, 3330453), (98, 2854674), (102, 2742726), (114, 2454018), (119, 2350908), (126, 2220302), (133, 2103444), (147, 1903116), (153, 1828484), (171, 1636012), (196, 1427337), (204, 1371363), (228, 1227009), (238, 1175454), (252, 1110151), (266, 1051722), (294, 951558), (306, 914242), (323, 866124), (342, 818006), (357, 783636), (399, 701148), (441, 634372), (476, 587727), (491, 569772), (532, 525861), (588, 475779), (612, 457121), (646, 433062), (684, 409003), (714, 391818), (798, 350574), (833, 335844), (882, 317186), (931, 300492), (969, 288708), (982, 284886), (1071, 261212), (1197, 233716), (1292, 216531), (1428, 195909), (1473, 189924), (1596, 175287), (1666, 167922), (1764, 158593), (1862, 150246), (1938, 144354), (1964, 142443), (2142, 130606), (2261, 123732), (2394, 116858), (2499, 111948), (2793, 100164), (2907, 96236), (2946, 94962), (3332, 83961), (3437, 81396), (3724, 75123), (3876, 72177), (4284, 65303), (4419, 63308), (4522, 61866), (4788, 58429), (4998, 55974), (5586, 50082), (5814, 48118), (5892, 47481), (6783, 41244), (6874, 40698), (7497, 37316), (8347, 33516), (8379, 33388), (8838, 31654), (9044, 30933), (9329, 29988), (9996, 27987), (10311, 27132), (11172, 25041), (11628, 24059), (13566, 20622), (13748, 20349), (14994, 18658), (15827, 17676), (16694, 16758)]