209834520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10861}}^1$

素因数の和:10905

約数の個数: 128

約数和(自身を含む): 750781440

約数和(自身を除く): 540946920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 3220, 3864, 4830, 6440, 9660, 10861, 19320, 21722, 32583, 43444, 54305, 65166, 76027, 86888, 108610, 130332, 152054, 162915, 217220, 228081, 249803, 260664, 304108, 325830, 380135, 434440, 456162, 499606, 608216, 651660, 749409, 760270, 912324, 999212, 1140405, 1249015, 1303320, 1498818, 1520540, 1748621, 1824648, 1998424, 2280810, 2498030, 2997636, 3041080, 3497242, 3747045, 4561620, 4996060, 5245863, 5995272, 6994484, 7494090, 8743105, 9123240, 9992120, 10491726, 13988968, 14988180, 17486210, 20983452, 26229315, 29976360, 34972420, 41966904, 52458630, 69944840, 104917260, 209834520]

約数ペア:

[(1, 209834520), (2, 104917260), (3, 69944840), (4, 52458630), (5, 41966904), (6, 34972420), (7, 29976360), (8, 26229315), (10, 20983452), (12, 17486210), (14, 14988180), (15, 13988968), (20, 10491726), (21, 9992120), (23, 9123240), (24, 8743105), (28, 7494090), (30, 6994484), (35, 5995272), (40, 5245863), (42, 4996060), (46, 4561620), (56, 3747045), (60, 3497242), (69, 3041080), (70, 2997636), (84, 2498030), (92, 2280810), (105, 1998424), (115, 1824648), (120, 1748621), (138, 1520540), (140, 1498818), (161, 1303320), (168, 1249015), (184, 1140405), (210, 999212), (230, 912324), (276, 760270), (280, 749409), (322, 651660), (345, 608216), (420, 499606), (460, 456162), (483, 434440), (552, 380135), (644, 325830), (690, 304108), (805, 260664), (840, 249803), (920, 228081), (966, 217220), (1288, 162915), (1380, 152054), (1610, 130332), (1932, 108610), (2415, 86888), (2760, 76027), (3220, 65166), (3864, 54305), (4830, 43444), (6440, 32583), (9660, 21722), (10861, 19320)]