281645208

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5279}}^1$

素因数の和:5326

約数の個数: 128

約数和(自身を含む): 887040000

約数和(自身を除く): 605394792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 27, 36, 38, 39, 52, 54, 57, 72, 76, 78, 104, 108, 114, 117, 152, 156, 171, 216, 228, 234, 247, 312, 342, 351, 456, 468, 494, 513, 684, 702, 741, 936, 988, 1026, 1368, 1404, 1482, 1976, 2052, 2223, 2808, 2964, 4104, 4446, 5279, 5928, 6669, 8892, 10558, 13338, 15837, 17784, 21116, 26676, 31674, 42232, 47511, 53352, 63348, 68627, 95022, 100301, 126696, 137254, 142533, 190044, 200602, 205881, 274508, 285066, 300903, 380088, 401204, 411762, 549016, 570132, 601806, 617643, 802408, 823524, 902709, 1140264, 1203612, 1235286, 1303913, 1647048, 1805418, 1852929, 2407224, 2470572, 2607826, 2708127, 3610836, 3705858, 3911739, 4941144, 5215652, 5416254, 7221672, 7411716, 7823478, 10431304, 10832508, 11735217, 14823432, 15646956, 21665016, 23470434, 31293912, 35205651, 46940868, 70411302, 93881736, 140822604, 281645208]

約数ペア:

[(1, 281645208), (2, 140822604), (3, 93881736), (4, 70411302), (6, 46940868), (8, 35205651), (9, 31293912), (12, 23470434), (13, 21665016), (18, 15646956), (19, 14823432), (24, 11735217), (26, 10832508), (27, 10431304), (36, 7823478), (38, 7411716), (39, 7221672), (52, 5416254), (54, 5215652), (57, 4941144), (72, 3911739), (76, 3705858), (78, 3610836), (104, 2708127), (108, 2607826), (114, 2470572), (117, 2407224), (152, 1852929), (156, 1805418), (171, 1647048), (216, 1303913), (228, 1235286), (234, 1203612), (247, 1140264), (312, 902709), (342, 823524), (351, 802408), (456, 617643), (468, 601806), (494, 570132), (513, 549016), (684, 411762), (702, 401204), (741, 380088), (936, 300903), (988, 285066), (1026, 274508), (1368, 205881), (1404, 200602), (1482, 190044), (1976, 142533), (2052, 137254), (2223, 126696), (2808, 100301), (2964, 95022), (4104, 68627), (4446, 63348), (5279, 53352), (5928, 47511), (6669, 42232), (8892, 31674), (10558, 26676), (13338, 21116), (15837, 17784)]