157500860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1759}}^1$

素因数の和:1827

約数の個数: 72

約数和(自身を含む): 373591680

約数和(自身を除く): 216090820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 121, 148, 185, 220, 242, 370, 407, 484, 605, 740, 814, 1210, 1628, 1759, 2035, 2420, 3518, 4070, 4477, 7036, 8140, 8795, 8954, 17590, 17908, 19349, 22385, 35180, 38698, 44770, 65083, 77396, 89540, 96745, 130166, 193490, 212839, 260332, 325415, 386980, 425678, 650830, 715913, 851356, 1064195, 1301660, 1431826, 2128390, 2863652, 3579565, 4256780, 7159130, 7875043, 14318260, 15750086, 31500172, 39375215, 78750430, 157500860]

約数ペア:

[(1, 157500860), (2, 78750430), (4, 39375215), (5, 31500172), (10, 15750086), (11, 14318260), (20, 7875043), (22, 7159130), (37, 4256780), (44, 3579565), (55, 2863652), (74, 2128390), (110, 1431826), (121, 1301660), (148, 1064195), (185, 851356), (220, 715913), (242, 650830), (370, 425678), (407, 386980), (484, 325415), (605, 260332), (740, 212839), (814, 193490), (1210, 130166), (1628, 96745), (1759, 89540), (2035, 77396), (2420, 65083), (3518, 44770), (4070, 38698), (4477, 35180), (7036, 22385), (8140, 19349), (8795, 17908), (8954, 17590)]