209864970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1861}}^1$

素因数の和:2060

約数の個数: 96

約数和(自身を含む): 627419520

約数和(自身を除く): 417554550

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 179, 210, 315, 358, 537, 630, 895, 1074, 1253, 1611, 1790, 1861, 2506, 2685, 3222, 3722, 3759, 5370, 5583, 6265, 7518, 8055, 9305, 11166, 11277, 12530, 13027, 16110, 16749, 18610, 18795, 22554, 26054, 27915, 33498, 37590, 39081, 55830, 56385, 65135, 78162, 83745, 112770, 117243, 130270, 167490, 195405, 234486, 333119, 390810, 586215, 666238, 999357, 1172430, 1665595, 1998714, 2331833, 2998071, 3331190, 4663666, 4996785, 5996142, 6995499, 9993570, 11659165, 13990998, 14990355, 20986497, 23318330, 29980710, 34977495, 41972994, 69954990, 104932485, 209864970]

約数ペア:

[(1, 209864970), (2, 104932485), (3, 69954990), (5, 41972994), (6, 34977495), (7, 29980710), (9, 23318330), (10, 20986497), (14, 14990355), (15, 13990998), (18, 11659165), (21, 9993570), (30, 6995499), (35, 5996142), (42, 4996785), (45, 4663666), (63, 3331190), (70, 2998071), (90, 2331833), (105, 1998714), (126, 1665595), (179, 1172430), (210, 999357), (315, 666238), (358, 586215), (537, 390810), (630, 333119), (895, 234486), (1074, 195405), (1253, 167490), (1611, 130270), (1790, 117243), (1861, 112770), (2506, 83745), (2685, 78162), (3222, 65135), (3722, 56385), (3759, 55830), (5370, 39081), (5583, 37590), (6265, 33498), (7518, 27915), (8055, 26054), (9305, 22554), (11166, 18795), (11277, 18610), (12530, 16749), (13027, 16110)]