139649840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4289}}^1$

素因数の和:4350

約数の個数: 80

約数和(自身を含む): 363860640

約数和(自身を除く): 224210800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 148, 176, 185, 220, 296, 370, 407, 440, 592, 740, 814, 880, 1480, 1628, 2035, 2960, 3256, 4070, 4289, 6512, 8140, 8578, 16280, 17156, 21445, 32560, 34312, 42890, 47179, 68624, 85780, 94358, 158693, 171560, 188716, 235895, 317386, 343120, 377432, 471790, 634772, 754864, 793465, 943580, 1269544, 1586930, 1745623, 1887160, 2539088, 3173860, 3491246, 3774320, 6347720, 6982492, 8728115, 12695440, 13964984, 17456230, 27929968, 34912460, 69824920, 139649840]

約数ペア:

[(1, 139649840), (2, 69824920), (4, 34912460), (5, 27929968), (8, 17456230), (10, 13964984), (11, 12695440), (16, 8728115), (20, 6982492), (22, 6347720), (37, 3774320), (40, 3491246), (44, 3173860), (55, 2539088), (74, 1887160), (80, 1745623), (88, 1586930), (110, 1269544), (148, 943580), (176, 793465), (185, 754864), (220, 634772), (296, 471790), (370, 377432), (407, 343120), (440, 317386), (592, 235895), (740, 188716), (814, 171560), (880, 158693), (1480, 94358), (1628, 85780), (2035, 68624), (2960, 47179), (3256, 42890), (4070, 34312), (4289, 32560), (6512, 21445), (8140, 17156), (8578, 16280)]