15888980888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{1571}}^1$

素因数の和:1893

約数の個数: 128

約数和(自身を含む): 35856691200

約数和(自身を除く): 19967710312

約数列:

[1, 2, 4, 8, 11, 19, 22, 23, 38, 44, 46, 76, 88, 92, 152, 184, 209, 253, 263, 418, 437, 506, 526, 836, 874, 1012, 1052, 1571, 1672, 1748, 2024, 2104, 2893, 3142, 3496, 4807, 4997, 5786, 6049, 6284, 9614, 9994, 11572, 12098, 12568, 17281, 19228, 19988, 23144, 24196, 29849, 34562, 36133, 38456, 39976, 48392, 54967, 59698, 66539, 69124, 72266, 109934, 114931, 119396, 133078, 138248, 144532, 219868, 229862, 238792, 266156, 289064, 328339, 397463, 413173, 439736, 459724, 532312, 656678, 686527, 794926, 826346, 919448, 1264241, 1313356, 1373054, 1589852, 1652692, 2528482, 2626712, 2746108, 3179704, 3305384, 4544903, 5056964, 5492216, 7551797, 7850287, 9089806, 9502979, 10113928, 15103594, 15700574, 18179612, 19005958, 30207188, 31401148, 36359224, 38011916, 60414376, 62802296, 76023832, 86353157, 104532769, 172706314, 180556601, 209065538, 345412628, 361113202, 418131076, 690825256, 722226404, 836262152, 1444452808, 1986122611, 3972245222, 7944490444, 15888980888]

約数ペア:

[(1, 15888980888), (2, 7944490444), (4, 3972245222), (8, 1986122611), (11, 1444452808), (19, 836262152), (22, 722226404), (23, 690825256), (38, 418131076), (44, 361113202), (46, 345412628), (76, 209065538), (88, 180556601), (92, 172706314), (152, 104532769), (184, 86353157), (209, 76023832), (253, 62802296), (263, 60414376), (418, 38011916), (437, 36359224), (506, 31401148), (526, 30207188), (836, 19005958), (874, 18179612), (1012, 15700574), (1052, 15103594), (1571, 10113928), (1672, 9502979), (1748, 9089806), (2024, 7850287), (2104, 7551797), (2893, 5492216), (3142, 5056964), (3496, 4544903), (4807, 3305384), (4997, 3179704), (5786, 2746108), (6049, 2626712), (6284, 2528482), (9614, 1652692), (9994, 1589852), (11572, 1373054), (12098, 1313356), (12568, 1264241), (17281, 919448), (19228, 826346), (19988, 794926), (23144, 686527), (24196, 656678), (29849, 532312), (34562, 459724), (36133, 439736), (38456, 413173), (39976, 397463), (48392, 328339), (54967, 289064), (59698, 266156), (66539, 238792), (69124, 229862), (72266, 219868), (109934, 144532), (114931, 138248), (119396, 133078)]