12897248840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{709}}^1\times {\mathrm{9281}}^1$

素因数の和:10015

約数の個数: 96

約数和(自身を含む): 33807828600

約数和(自身を除く): 20910579760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 709, 980, 1418, 1960, 2836, 3545, 4963, 5672, 7090, 9281, 9926, 14180, 18562, 19852, 24815, 28360, 34741, 37124, 39704, 46405, 49630, 64967, 69482, 74248, 92810, 99260, 129934, 138964, 173705, 185620, 198520, 259868, 277928, 324835, 347410, 371240, 454769, 519736, 649670, 694820, 909538, 1299340, 1389640, 1819076, 2273845, 2598680, 3638152, 4547690, 6580229, 9095380, 13160458, 18190760, 26320916, 32901145, 46061603, 52641832, 65802290, 92123206, 131604580, 184246412, 230308015, 263209160, 322431221, 368492824, 460616030, 644862442, 921232060, 1289724884, 1612156105, 1842464120, 2579449768, 3224312210, 6448624420, 12897248840]

約数ペア:

[(1, 12897248840), (2, 6448624420), (4, 3224312210), (5, 2579449768), (7, 1842464120), (8, 1612156105), (10, 1289724884), (14, 921232060), (20, 644862442), (28, 460616030), (35, 368492824), (40, 322431221), (49, 263209160), (56, 230308015), (70, 184246412), (98, 131604580), (140, 92123206), (196, 65802290), (245, 52641832), (280, 46061603), (392, 32901145), (490, 26320916), (709, 18190760), (980, 13160458), (1418, 9095380), (1960, 6580229), (2836, 4547690), (3545, 3638152), (4963, 2598680), (5672, 2273845), (7090, 1819076), (9281, 1389640), (9926, 1299340), (14180, 909538), (18562, 694820), (19852, 649670), (24815, 519736), (28360, 454769), (34741, 371240), (37124, 347410), (39704, 324835), (46405, 277928), (49630, 259868), (64967, 198520), (69482, 185620), (74248, 173705), (92810, 138964), (99260, 129934)]