202009640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2$

素因数の和:140

約数の個数: 192

約数和(自身を含む): 583511040

約数和(自身を除く): 381501400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 31, 34, 35, 37, 40, 56, 62, 68, 70, 74, 85, 119, 124, 136, 140, 148, 155, 170, 185, 217, 238, 248, 259, 280, 296, 310, 340, 370, 434, 476, 518, 527, 595, 620, 629, 680, 740, 868, 952, 1036, 1054, 1085, 1147, 1190, 1240, 1258, 1295, 1369, 1480, 1736, 2072, 2108, 2170, 2294, 2380, 2516, 2590, 2635, 2738, 3145, 3689, 4216, 4340, 4403, 4588, 4760, 5032, 5180, 5270, 5476, 5735, 6290, 6845, 7378, 8029, 8680, 8806, 9176, 9583, 10360, 10540, 10952, 11470, 12580, 13690, 14756, 16058, 17612, 18445, 19166, 19499, 21080, 22015, 22940, 23273, 25160, 27380, 29512, 32116, 35224, 36890, 38332, 38998, 40145, 42439, 44030, 45880, 46546, 47915, 54760, 64232, 73780, 76664, 77996, 80290, 84878, 88060, 93092, 95830, 97495, 116365, 136493, 147560, 155992, 160580, 162911, 169756, 176120, 186184, 191660, 194990, 212195, 232730, 272986, 297073, 321160, 325822, 339512, 383320, 389980, 424390, 465460, 545972, 594146, 651644, 682465, 721463, 779960, 814555, 848780, 930920, 1091944, 1188292, 1303288, 1364930, 1442926, 1485365, 1629110, 1697560, 2376584, 2729860, 2885852, 2970730, 3258220, 3607315, 5050241, 5459720, 5771704, 5941460, 6516440, 7214630, 10100482, 11882920, 14429260, 20200964, 25251205, 28858520, 40401928, 50502410, 101004820, 202009640]

約数ペア:

[(1, 202009640), (2, 101004820), (4, 50502410), (5, 40401928), (7, 28858520), (8, 25251205), (10, 20200964), (14, 14429260), (17, 11882920), (20, 10100482), (28, 7214630), (31, 6516440), (34, 5941460), (35, 5771704), (37, 5459720), (40, 5050241), (56, 3607315), (62, 3258220), (68, 2970730), (70, 2885852), (74, 2729860), (85, 2376584), (119, 1697560), (124, 1629110), (136, 1485365), (140, 1442926), (148, 1364930), (155, 1303288), (170, 1188292), (185, 1091944), (217, 930920), (238, 848780), (248, 814555), (259, 779960), (280, 721463), (296, 682465), (310, 651644), (340, 594146), (370, 545972), (434, 465460), (476, 424390), (518, 389980), (527, 383320), (595, 339512), (620, 325822), (629, 321160), (680, 297073), (740, 272986), (868, 232730), (952, 212195), (1036, 194990), (1054, 191660), (1085, 186184), (1147, 176120), (1190, 169756), (1240, 162911), (1258, 160580), (1295, 155992), (1369, 147560), (1480, 136493), (1736, 116365), (2072, 97495), (2108, 95830), (2170, 93092), (2294, 88060), (2380, 84878), (2516, 80290), (2590, 77996), (2635, 76664), (2738, 73780), (3145, 64232), (3689, 54760), (4216, 47915), (4340, 46546), (4403, 45880), (4588, 44030), (4760, 42439), (5032, 40145), (5180, 38998), (5270, 38332), (5476, 36890), (5735, 35224), (6290, 32116), (6845, 29512), (7378, 27380), (8029, 25160), (8680, 23273), (8806, 22940), (9176, 22015), (9583, 21080), (10360, 19499), (10540, 19166), (10952, 18445), (11470, 17612), (12580, 16058), (13690, 14756)]