201821467660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1979}}^1$

素因数の和:2200

約数の個数: 192

約数和(自身を含む): 465589555200

約数和(自身を除く): 263768087540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 53, 89, 92, 94, 106, 115, 178, 188, 212, 230, 235, 265, 356, 445, 460, 470, 530, 890, 940, 1060, 1081, 1219, 1780, 1979, 2047, 2162, 2438, 2491, 3958, 4094, 4183, 4324, 4717, 4876, 4982, 5405, 6095, 7916, 8188, 8366, 9434, 9895, 9964, 10235, 10810, 12190, 12455, 16732, 18868, 19790, 20470, 20915, 21620, 23585, 24380, 24910, 39580, 40940, 41830, 45517, 47170, 49820, 57293, 83660, 91034, 93013, 94340, 96209, 104887, 108491, 114586, 176131, 182068, 186026, 192418, 209774, 216982, 221699, 227585, 229172, 286465, 352262, 372052, 384836, 419548, 433964, 443398, 455170, 465065, 481045, 524435, 542455, 572930, 704524, 880655, 886796, 910340, 930130, 962090, 1048870, 1084910, 1108495, 1145860, 1761310, 1860260, 1924180, 2097740, 2139299, 2169820, 2216990, 2412401, 3522620, 4051013, 4278598, 4433980, 4824802, 4929689, 5099077, 8102026, 8278157, 8557196, 9334943, 9649604, 9859378, 10198154, 10696495, 12062005, 16204052, 16556314, 18669886, 19718756, 20255065, 20396308, 21392990, 24124010, 24648445, 25495385, 33112628, 37339772, 40510130, 41390785, 42785980, 46674715, 48248020, 49296890, 50990770, 81020260, 82781570, 93349430, 98593780, 101981540, 113382847, 165563140, 186698860, 190397611, 214703689, 226765694, 380795222, 429407378, 438742321, 453531388, 566914235, 761590444, 858814756, 877484642, 951988055, 1073518445, 1133828470, 1754969284, 1903976110, 2147036890, 2193711605, 2267656940, 3807952220, 4294073780, 4387423210, 8774846420, 10091073383, 20182146766, 40364293532, 50455366915, 100910733830, 201821467660]

約数ペア:

[(1, 201821467660), (2, 100910733830), (4, 50455366915), (5, 40364293532), (10, 20182146766), (20, 10091073383), (23, 8774846420), (46, 4387423210), (47, 4294073780), (53, 3807952220), (89, 2267656940), (92, 2193711605), (94, 2147036890), (106, 1903976110), (115, 1754969284), (178, 1133828470), (188, 1073518445), (212, 951988055), (230, 877484642), (235, 858814756), (265, 761590444), (356, 566914235), (445, 453531388), (460, 438742321), (470, 429407378), (530, 380795222), (890, 226765694), (940, 214703689), (1060, 190397611), (1081, 186698860), (1219, 165563140), (1780, 113382847), (1979, 101981540), (2047, 98593780), (2162, 93349430), (2438, 82781570), (2491, 81020260), (3958, 50990770), (4094, 49296890), (4183, 48248020), (4324, 46674715), (4717, 42785980), (4876, 41390785), (4982, 40510130), (5405, 37339772), (6095, 33112628), (7916, 25495385), (8188, 24648445), (8366, 24124010), (9434, 21392990), (9895, 20396308), (9964, 20255065), (10235, 19718756), (10810, 18669886), (12190, 16556314), (12455, 16204052), (16732, 12062005), (18868, 10696495), (19790, 10198154), (20470, 9859378), (20915, 9649604), (21620, 9334943), (23585, 8557196), (24380, 8278157), (24910, 8102026), (39580, 5099077), (40940, 4929689), (41830, 4824802), (45517, 4433980), (47170, 4278598), (49820, 4051013), (57293, 3522620), (83660, 2412401), (91034, 2216990), (93013, 2169820), (94340, 2139299), (96209, 2097740), (104887, 1924180), (108491, 1860260), (114586, 1761310), (176131, 1145860), (182068, 1108495), (186026, 1084910), (192418, 1048870), (209774, 962090), (216982, 930130), (221699, 910340), (227585, 886796), (229172, 880655), (286465, 704524), (352262, 572930), (372052, 542455), (384836, 524435), (419548, 481045), (433964, 465065), (443398, 455170)]