280734804

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3449}}^1$

素因数の和:3502

約数の個数: 144

約数和(自身を含む): 904176000

約数和(自身を除く): 623441196

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 19, 21, 28, 34, 36, 38, 42, 51, 57, 63, 68, 76, 84, 102, 114, 119, 126, 133, 153, 171, 204, 228, 238, 252, 266, 306, 323, 342, 357, 399, 476, 532, 612, 646, 684, 714, 798, 969, 1071, 1197, 1292, 1428, 1596, 1938, 2142, 2261, 2394, 2907, 3449, 3876, 4284, 4522, 4788, 5814, 6783, 6898, 9044, 10347, 11628, 13566, 13796, 20349, 20694, 24143, 27132, 31041, 40698, 41388, 48286, 58633, 62082, 65531, 72429, 81396, 96572, 117266, 124164, 131062, 144858, 175899, 196593, 217287, 234532, 262124, 289716, 351798, 393186, 410431, 434574, 458717, 527697, 589779, 703596, 786372, 820862, 869148, 917434, 1055394, 1114027, 1179558, 1231293, 1376151, 1641724, 1834868, 2110788, 2228054, 2359116, 2462586, 2752302, 3342081, 3693879, 4128453, 4456108, 4925172, 5504604, 6684162, 7387758, 7798189, 8256906, 10026243, 13368324, 14775516, 15596378, 16513812, 20052486, 23394567, 31192756, 40104972, 46789134, 70183701, 93578268, 140367402, 280734804]

約数ペア:

[(1, 280734804), (2, 140367402), (3, 93578268), (4, 70183701), (6, 46789134), (7, 40104972), (9, 31192756), (12, 23394567), (14, 20052486), (17, 16513812), (18, 15596378), (19, 14775516), (21, 13368324), (28, 10026243), (34, 8256906), (36, 7798189), (38, 7387758), (42, 6684162), (51, 5504604), (57, 4925172), (63, 4456108), (68, 4128453), (76, 3693879), (84, 3342081), (102, 2752302), (114, 2462586), (119, 2359116), (126, 2228054), (133, 2110788), (153, 1834868), (171, 1641724), (204, 1376151), (228, 1231293), (238, 1179558), (252, 1114027), (266, 1055394), (306, 917434), (323, 869148), (342, 820862), (357, 786372), (399, 703596), (476, 589779), (532, 527697), (612, 458717), (646, 434574), (684, 410431), (714, 393186), (798, 351798), (969, 289716), (1071, 262124), (1197, 234532), (1292, 217287), (1428, 196593), (1596, 175899), (1938, 144858), (2142, 131062), (2261, 124164), (2394, 117266), (2907, 96572), (3449, 81396), (3876, 72429), (4284, 65531), (4522, 62082), (4788, 58633), (5814, 48286), (6783, 41388), (6898, 40698), (9044, 31041), (10347, 27132), (11628, 24143), (13566, 20694), (13796, 20349)]