8256990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:202

約数の個数: 96

約数和(自身を含む): 23786784

約数和(自身を除く): 15529794

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 49, 70, 82, 98, 105, 123, 137, 147, 205, 210, 245, 246, 274, 287, 294, 410, 411, 490, 574, 615, 685, 735, 822, 861, 959, 1230, 1370, 1435, 1470, 1722, 1918, 2009, 2055, 2870, 2877, 4018, 4110, 4305, 4795, 5617, 5754, 6027, 6713, 8610, 9590, 10045, 11234, 12054, 13426, 14385, 16851, 20090, 20139, 28085, 28770, 30135, 33565, 33702, 39319, 40278, 56170, 60270, 67130, 78638, 84255, 100695, 117957, 168510, 196595, 201390, 235914, 275233, 393190, 550466, 589785, 825699, 1179570, 1376165, 1651398, 2752330, 4128495, 8256990]

約数ペア:

[(1, 8256990), (2, 4128495), (3, 2752330), (5, 1651398), (6, 1376165), (7, 1179570), (10, 825699), (14, 589785), (15, 550466), (21, 393190), (30, 275233), (35, 235914), (41, 201390), (42, 196595), (49, 168510), (70, 117957), (82, 100695), (98, 84255), (105, 78638), (123, 67130), (137, 60270), (147, 56170), (205, 40278), (210, 39319), (245, 33702), (246, 33565), (274, 30135), (287, 28770), (294, 28085), (410, 20139), (411, 20090), (490, 16851), (574, 14385), (615, 13426), (685, 12054), (735, 11234), (822, 10045), (861, 9590), (959, 8610), (1230, 6713), (1370, 6027), (1435, 5754), (1470, 5617), (1722, 4795), (1918, 4305), (2009, 4110), (2055, 4018), (2870, 2877)]