890247120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1693}}^1$

素因数の和:2029

約数の個数: 160

約数和(自身を含む): 3165964032

約数和(自身を除く): 2275716912

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 313, 336, 420, 560, 626, 840, 939, 1252, 1565, 1680, 1693, 1878, 2191, 2504, 3130, 3386, 3756, 4382, 4695, 5008, 5079, 6260, 6573, 6772, 7512, 8465, 8764, 9390, 10158, 10955, 11851, 12520, 13146, 13544, 15024, 16930, 17528, 18780, 20316, 21910, 23702, 25040, 25395, 26292, 27088, 32865, 33860, 35056, 35553, 37560, 40632, 43820, 47404, 50790, 52584, 59255, 65730, 67720, 71106, 75120, 81264, 87640, 94808, 101580, 105168, 118510, 131460, 135440, 142212, 175280, 177765, 189616, 203160, 237020, 262920, 284424, 355530, 406320, 474040, 525840, 529909, 568848, 711060, 948080, 1059818, 1422120, 1589727, 2119636, 2649545, 2844240, 3179454, 3709363, 4239272, 5299090, 6358908, 7418726, 7948635, 8478544, 10598180, 11128089, 12717816, 14837452, 15897270, 18546815, 21196360, 22256178, 25435632, 29674904, 31794540, 37093630, 42392720, 44512356, 55640445, 59349808, 63589080, 74187260, 89024712, 111280890, 127178160, 148374520, 178049424, 222561780, 296749040, 445123560, 890247120]

約数ペア:

[(1, 890247120), (2, 445123560), (3, 296749040), (4, 222561780), (5, 178049424), (6, 148374520), (7, 127178160), (8, 111280890), (10, 89024712), (12, 74187260), (14, 63589080), (15, 59349808), (16, 55640445), (20, 44512356), (21, 42392720), (24, 37093630), (28, 31794540), (30, 29674904), (35, 25435632), (40, 22256178), (42, 21196360), (48, 18546815), (56, 15897270), (60, 14837452), (70, 12717816), (80, 11128089), (84, 10598180), (105, 8478544), (112, 7948635), (120, 7418726), (140, 6358908), (168, 5299090), (210, 4239272), (240, 3709363), (280, 3179454), (313, 2844240), (336, 2649545), (420, 2119636), (560, 1589727), (626, 1422120), (840, 1059818), (939, 948080), (1252, 711060), (1565, 568848), (1680, 529909), (1693, 525840), (1878, 474040), (2191, 406320), (2504, 355530), (3130, 284424), (3386, 262920), (3756, 237020), (4382, 203160), (4695, 189616), (5008, 177765), (5079, 175280), (6260, 142212), (6573, 135440), (6772, 131460), (7512, 118510), (8465, 105168), (8764, 101580), (9390, 94808), (10158, 87640), (10955, 81264), (11851, 75120), (12520, 71106), (13146, 67720), (13544, 65730), (15024, 59255), (16930, 52584), (17528, 50790), (18780, 47404), (20316, 43820), (21910, 40632), (23702, 37560), (25040, 35553), (25395, 35056), (26292, 33860), (27088, 32865)]