199879164

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 562598400

約数和(自身を除く): 362719236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 79, 81, 108, 114, 137, 158, 162, 171, 228, 237, 243, 274, 316, 324, 342, 411, 474, 486, 513, 548, 684, 711, 822, 948, 972, 1026, 1233, 1422, 1501, 1539, 1644, 2052, 2133, 2466, 2603, 2844, 3002, 3078, 3699, 4266, 4503, 4617, 4932, 5206, 6004, 6156, 6399, 7398, 7809, 8532, 9006, 9234, 10412, 10823, 11097, 12798, 13509, 14796, 15618, 18012, 18468, 19197, 21646, 22194, 23427, 25596, 27018, 31236, 32469, 33291, 38394, 40527, 43292, 44388, 46854, 54036, 64938, 66582, 70281, 76788, 81054, 93708, 97407, 121581, 129876, 133164, 140562, 162108, 194814, 205637, 210843, 243162, 281124, 292221, 364743, 389628, 411274, 421686, 486324, 584442, 616911, 632529, 729486, 822548, 843372, 876663, 1168884, 1233822, 1265058, 1458972, 1753326, 1850733, 2467644, 2530116, 2629989, 3506652, 3701466, 5259978, 5552199, 7402932, 10519956, 11104398, 16656597, 22208796, 33313194, 49969791, 66626388, 99939582, 199879164]

約数ペア:

[(1, 199879164), (2, 99939582), (3, 66626388), (4, 49969791), (6, 33313194), (9, 22208796), (12, 16656597), (18, 11104398), (19, 10519956), (27, 7402932), (36, 5552199), (38, 5259978), (54, 3701466), (57, 3506652), (76, 2629989), (79, 2530116), (81, 2467644), (108, 1850733), (114, 1753326), (137, 1458972), (158, 1265058), (162, 1233822), (171, 1168884), (228, 876663), (237, 843372), (243, 822548), (274, 729486), (316, 632529), (324, 616911), (342, 584442), (411, 486324), (474, 421686), (486, 411274), (513, 389628), (548, 364743), (684, 292221), (711, 281124), (822, 243162), (948, 210843), (972, 205637), (1026, 194814), (1233, 162108), (1422, 140562), (1501, 133164), (1539, 129876), (1644, 121581), (2052, 97407), (2133, 93708), (2466, 81054), (2603, 76788), (2844, 70281), (3002, 66582), (3078, 64938), (3699, 54036), (4266, 46854), (4503, 44388), (4617, 43292), (4932, 40527), (5206, 38394), (6004, 33291), (6156, 32469), (6399, 31236), (7398, 27018), (7809, 25596), (8532, 23427), (9006, 22194), (9234, 21646), (10412, 19197), (10823, 18468), (11097, 18012), (12798, 15618), (13509, 14796)]