642312432

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{881}}^1$

素因数の和:1039

約数の個数: 120

約数和(自身を含む): 1851162768

約数和(自身を除く): 1208850336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 83, 122, 144, 166, 183, 244, 249, 332, 366, 488, 498, 549, 664, 732, 747, 881, 976, 996, 1098, 1328, 1464, 1494, 1762, 1992, 2196, 2643, 2928, 2988, 3524, 3984, 4392, 5063, 5286, 5976, 7048, 7929, 8784, 10126, 10572, 11952, 14096, 15189, 15858, 20252, 21144, 30378, 31716, 40504, 42288, 45567, 53741, 60756, 63432, 73123, 81008, 91134, 107482, 121512, 126864, 146246, 161223, 182268, 214964, 219369, 243024, 292492, 322446, 364536, 429928, 438738, 483669, 584984, 644892, 658107, 729072, 859856, 877476, 967338, 1169968, 1289784, 1316214, 1754952, 1934676, 2579568, 2632428, 3509904, 3869352, 4460503, 5264856, 7738704, 8921006, 10529712, 13381509, 17842012, 26763018, 35684024, 40144527, 53526036, 71368048, 80289054, 107052072, 160578108, 214104144, 321156216, 642312432]

約数ペア:

[(1, 642312432), (2, 321156216), (3, 214104144), (4, 160578108), (6, 107052072), (8, 80289054), (9, 71368048), (12, 53526036), (16, 40144527), (18, 35684024), (24, 26763018), (36, 17842012), (48, 13381509), (61, 10529712), (72, 8921006), (83, 7738704), (122, 5264856), (144, 4460503), (166, 3869352), (183, 3509904), (244, 2632428), (249, 2579568), (332, 1934676), (366, 1754952), (488, 1316214), (498, 1289784), (549, 1169968), (664, 967338), (732, 877476), (747, 859856), (881, 729072), (976, 658107), (996, 644892), (1098, 584984), (1328, 483669), (1464, 438738), (1494, 429928), (1762, 364536), (1992, 322446), (2196, 292492), (2643, 243024), (2928, 219369), (2988, 214964), (3524, 182268), (3984, 161223), (4392, 146246), (5063, 126864), (5286, 121512), (5976, 107482), (7048, 91134), (7929, 81008), (8784, 73123), (10126, 63432), (10572, 60756), (11952, 53741), (14096, 45567), (15189, 42288), (15858, 40504), (20252, 31716), (21144, 30378)]