208031670

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2729}}^1$

素因数の和:2771

約数の個数: 144

約数和(自身を含む): 679704480

約数和(自身を除く): 471672810

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 55, 63, 66, 70, 77, 90, 99, 105, 110, 121, 126, 154, 165, 198, 210, 231, 242, 315, 330, 363, 385, 462, 495, 605, 630, 693, 726, 770, 847, 990, 1089, 1155, 1210, 1386, 1694, 1815, 2178, 2310, 2541, 2729, 3465, 3630, 4235, 5082, 5445, 5458, 6930, 7623, 8187, 8470, 10890, 12705, 13645, 15246, 16374, 19103, 24561, 25410, 27290, 30019, 38115, 38206, 40935, 49122, 57309, 60038, 76230, 81870, 90057, 95515, 114618, 122805, 150095, 171927, 180114, 191030, 210133, 245610, 270171, 286545, 300190, 330209, 343854, 420266, 450285, 540342, 573090, 630399, 660418, 859635, 900570, 990627, 1050665, 1260798, 1350855, 1651045, 1719270, 1891197, 1981254, 2101330, 2311463, 2701710, 2971881, 3151995, 3302090, 3782394, 4622926, 4953135, 5943762, 6303990, 6934389, 9455985, 9906270, 11557315, 13868778, 14859405, 18911970, 20803167, 23114630, 29718810, 34671945, 41606334, 69343890, 104015835, 208031670]

約数ペア:

[(1, 208031670), (2, 104015835), (3, 69343890), (5, 41606334), (6, 34671945), (7, 29718810), (9, 23114630), (10, 20803167), (11, 18911970), (14, 14859405), (15, 13868778), (18, 11557315), (21, 9906270), (22, 9455985), (30, 6934389), (33, 6303990), (35, 5943762), (42, 4953135), (45, 4622926), (55, 3782394), (63, 3302090), (66, 3151995), (70, 2971881), (77, 2701710), (90, 2311463), (99, 2101330), (105, 1981254), (110, 1891197), (121, 1719270), (126, 1651045), (154, 1350855), (165, 1260798), (198, 1050665), (210, 990627), (231, 900570), (242, 859635), (315, 660418), (330, 630399), (363, 573090), (385, 540342), (462, 450285), (495, 420266), (605, 343854), (630, 330209), (693, 300190), (726, 286545), (770, 270171), (847, 245610), (990, 210133), (1089, 191030), (1155, 180114), (1210, 171927), (1386, 150095), (1694, 122805), (1815, 114618), (2178, 95515), (2310, 90057), (2541, 81870), (2729, 76230), (3465, 60038), (3630, 57309), (4235, 49122), (5082, 40935), (5445, 38206), (5458, 38115), (6930, 30019), (7623, 27290), (8187, 25410), (8470, 24561), (10890, 19103), (12705, 16374), (13645, 15246)]