218014550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:310

約数の個数: 96

約数和(自身を含む): 466636800

約数和(自身を除く): 248622250

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 127, 130, 139, 190, 247, 254, 278, 325, 475, 494, 635, 650, 695, 950, 1235, 1270, 1390, 1651, 1807, 2413, 2470, 2641, 3175, 3302, 3475, 3614, 4826, 5282, 6175, 6350, 6950, 8255, 9035, 12065, 12350, 13205, 16510, 17653, 18070, 24130, 26410, 31369, 34333, 35306, 41275, 45175, 60325, 62738, 66025, 68666, 82550, 88265, 90350, 120650, 132050, 156845, 171665, 176530, 229489, 313690, 335407, 343330, 441325, 458978, 670814, 784225, 858325, 882650, 1147445, 1568450, 1677035, 1716650, 2294890, 3354070, 4360291, 5737225, 8385175, 8720582, 11474450, 16770350, 21801455, 43602910, 109007275, 218014550]

約数ペア:

[(1, 218014550), (2, 109007275), (5, 43602910), (10, 21801455), (13, 16770350), (19, 11474450), (25, 8720582), (26, 8385175), (38, 5737225), (50, 4360291), (65, 3354070), (95, 2294890), (127, 1716650), (130, 1677035), (139, 1568450), (190, 1147445), (247, 882650), (254, 858325), (278, 784225), (325, 670814), (475, 458978), (494, 441325), (635, 343330), (650, 335407), (695, 313690), (950, 229489), (1235, 176530), (1270, 171665), (1390, 156845), (1651, 132050), (1807, 120650), (2413, 90350), (2470, 88265), (2641, 82550), (3175, 68666), (3302, 66025), (3475, 62738), (3614, 60325), (4826, 45175), (5282, 41275), (6175, 35306), (6350, 34333), (6950, 31369), (8255, 26410), (9035, 24130), (12065, 18070), (12350, 17653), (13205, 16510)]