251400120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1153}}^1$

素因数の和:1269

約数の個数: 128

約数和(自身を含む): 797644800

約数和(自身を除く): 546244680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 79, 92, 115, 120, 138, 158, 184, 230, 237, 276, 316, 345, 395, 460, 474, 552, 632, 690, 790, 920, 948, 1153, 1185, 1380, 1580, 1817, 1896, 2306, 2370, 2760, 3160, 3459, 3634, 4612, 4740, 5451, 5765, 6918, 7268, 9085, 9224, 9480, 10902, 11530, 13836, 14536, 17295, 18170, 21804, 23060, 26519, 27255, 27672, 34590, 36340, 43608, 46120, 53038, 54510, 69180, 72680, 79557, 91087, 106076, 109020, 132595, 138360, 159114, 182174, 212152, 218040, 265190, 273261, 318228, 364348, 397785, 455435, 530380, 546522, 636456, 728696, 795570, 910870, 1060760, 1093044, 1366305, 1591140, 1821740, 2095001, 2186088, 2732610, 3182280, 3643480, 4190002, 5465220, 6285003, 8380004, 10475005, 10930440, 12570006, 16760008, 20950010, 25140012, 31425015, 41900020, 50280024, 62850030, 83800040, 125700060, 251400120]

約数ペア:

[(1, 251400120), (2, 125700060), (3, 83800040), (4, 62850030), (5, 50280024), (6, 41900020), (8, 31425015), (10, 25140012), (12, 20950010), (15, 16760008), (20, 12570006), (23, 10930440), (24, 10475005), (30, 8380004), (40, 6285003), (46, 5465220), (60, 4190002), (69, 3643480), (79, 3182280), (92, 2732610), (115, 2186088), (120, 2095001), (138, 1821740), (158, 1591140), (184, 1366305), (230, 1093044), (237, 1060760), (276, 910870), (316, 795570), (345, 728696), (395, 636456), (460, 546522), (474, 530380), (552, 455435), (632, 397785), (690, 364348), (790, 318228), (920, 273261), (948, 265190), (1153, 218040), (1185, 212152), (1380, 182174), (1580, 159114), (1817, 138360), (1896, 132595), (2306, 109020), (2370, 106076), (2760, 91087), (3160, 79557), (3459, 72680), (3634, 69180), (4612, 54510), (4740, 53038), (5451, 46120), (5765, 43608), (6918, 36340), (7268, 34590), (9085, 27672), (9224, 27255), (9480, 26519), (10902, 23060), (11530, 21804), (13836, 18170), (14536, 17295)]