205301880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{317}}^1$

素因数の和:598

約数の個数: 192

約数和(自身を含む): 767931840

約数和(自身を除く): 562629960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 257, 280, 315, 317, 360, 420, 504, 514, 630, 634, 771, 840, 951, 1028, 1260, 1268, 1285, 1542, 1585, 1799, 1902, 2056, 2219, 2313, 2520, 2536, 2570, 2853, 3084, 3170, 3598, 3804, 3855, 4438, 4626, 4755, 5140, 5397, 5706, 6168, 6340, 6657, 7196, 7608, 7710, 8876, 8995, 9252, 9510, 10280, 10794, 11095, 11412, 11565, 12680, 13314, 14265, 14392, 15420, 16191, 17752, 17990, 18504, 19020, 19971, 21588, 22190, 22824, 23130, 26628, 26985, 28530, 30840, 32382, 33285, 35980, 38040, 39942, 43176, 44380, 46260, 53256, 53970, 57060, 64764, 66570, 71960, 79884, 80955, 81469, 88760, 92520, 99855, 107940, 114120, 129528, 133140, 159768, 161910, 162938, 199710, 215880, 244407, 266280, 323820, 325876, 399420, 407345, 488814, 570283, 647640, 651752, 733221, 798840, 814690, 977628, 1140566, 1222035, 1466442, 1629380, 1710849, 1955256, 2281132, 2444070, 2851415, 2932884, 3258760, 3421698, 3666105, 4562264, 4888140, 5132547, 5702830, 5865768, 6843396, 7332210, 8554245, 9776280, 10265094, 11405660, 13686792, 14664420, 17108490, 20530188, 22811320, 25662735, 29328840, 34216980, 41060376, 51325470, 68433960, 102650940, 205301880]

約数ペア:

[(1, 205301880), (2, 102650940), (3, 68433960), (4, 51325470), (5, 41060376), (6, 34216980), (7, 29328840), (8, 25662735), (9, 22811320), (10, 20530188), (12, 17108490), (14, 14664420), (15, 13686792), (18, 11405660), (20, 10265094), (21, 9776280), (24, 8554245), (28, 7332210), (30, 6843396), (35, 5865768), (36, 5702830), (40, 5132547), (42, 4888140), (45, 4562264), (56, 3666105), (60, 3421698), (63, 3258760), (70, 2932884), (72, 2851415), (84, 2444070), (90, 2281132), (105, 1955256), (120, 1710849), (126, 1629380), (140, 1466442), (168, 1222035), (180, 1140566), (210, 977628), (252, 814690), (257, 798840), (280, 733221), (315, 651752), (317, 647640), (360, 570283), (420, 488814), (504, 407345), (514, 399420), (630, 325876), (634, 323820), (771, 266280), (840, 244407), (951, 215880), (1028, 199710), (1260, 162938), (1268, 161910), (1285, 159768), (1542, 133140), (1585, 129528), (1799, 114120), (1902, 107940), (2056, 99855), (2219, 92520), (2313, 88760), (2520, 81469), (2536, 80955), (2570, 79884), (2853, 71960), (3084, 66570), (3170, 64764), (3598, 57060), (3804, 53970), (3855, 53256), (4438, 46260), (4626, 44380), (4755, 43176), (5140, 39942), (5397, 38040), (5706, 35980), (6168, 33285), (6340, 32382), (6657, 30840), (7196, 28530), (7608, 26985), (7710, 26628), (8876, 23130), (8995, 22824), (9252, 22190), (9510, 21588), (10280, 19971), (10794, 19020), (11095, 18504), (11412, 17990), (11565, 17752), (12680, 16191), (13314, 15420), (14265, 14392)]