31225040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:205

約数の個数: 160

約数和(自身を含む): 93636864

約数和(自身を除く): 62411824

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 80, 88, 110, 112, 137, 140, 148, 154, 176, 185, 220, 259, 274, 280, 296, 308, 370, 385, 407, 440, 518, 548, 560, 592, 616, 685, 740, 770, 814, 880, 959, 1036, 1096, 1232, 1295, 1370, 1480, 1507, 1540, 1628, 1918, 2035, 2072, 2192, 2590, 2740, 2849, 2960, 3014, 3080, 3256, 3836, 4070, 4144, 4795, 5069, 5180, 5480, 5698, 6028, 6160, 6512, 7535, 7672, 8140, 9590, 10138, 10360, 10549, 10960, 11396, 12056, 14245, 15070, 15344, 16280, 19180, 20276, 20720, 21098, 22792, 24112, 25345, 28490, 30140, 32560, 35483, 38360, 40552, 42196, 45584, 50690, 52745, 55759, 56980, 60280, 70966, 76720, 81104, 84392, 101380, 105490, 111518, 113960, 120560, 141932, 168784, 177415, 202760, 210980, 223036, 227920, 278795, 283864, 354830, 390313, 405520, 421960, 446072, 557590, 567728, 709660, 780626, 843920, 892144, 1115180, 1419320, 1561252, 1951565, 2230360, 2838640, 3122504, 3903130, 4460720, 6245008, 7806260, 15612520, 31225040]

約数ペア:

[(1, 31225040), (2, 15612520), (4, 7806260), (5, 6245008), (7, 4460720), (8, 3903130), (10, 3122504), (11, 2838640), (14, 2230360), (16, 1951565), (20, 1561252), (22, 1419320), (28, 1115180), (35, 892144), (37, 843920), (40, 780626), (44, 709660), (55, 567728), (56, 557590), (70, 446072), (74, 421960), (77, 405520), (80, 390313), (88, 354830), (110, 283864), (112, 278795), (137, 227920), (140, 223036), (148, 210980), (154, 202760), (176, 177415), (185, 168784), (220, 141932), (259, 120560), (274, 113960), (280, 111518), (296, 105490), (308, 101380), (370, 84392), (385, 81104), (407, 76720), (440, 70966), (518, 60280), (548, 56980), (560, 55759), (592, 52745), (616, 50690), (685, 45584), (740, 42196), (770, 40552), (814, 38360), (880, 35483), (959, 32560), (1036, 30140), (1096, 28490), (1232, 25345), (1295, 24112), (1370, 22792), (1480, 21098), (1507, 20720), (1540, 20276), (1628, 19180), (1918, 16280), (2035, 15344), (2072, 15070), (2192, 14245), (2590, 12056), (2740, 11396), (2849, 10960), (2960, 10549), (3014, 10360), (3080, 10138), (3256, 9590), (3836, 8140), (4070, 7672), (4144, 7535), (4795, 6512), (5069, 6160), (5180, 6028), (5480, 5698)]