201258785960

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{337}}^1\times {\mathrm{787}}^1$

素因数の和:1507

約数の個数: 128

約数和(自身を含む): 463694250240

約数和(自身を除く): 262435464280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 311, 337, 488, 610, 622, 674, 787, 1220, 1244, 1348, 1555, 1574, 1685, 2440, 2488, 2696, 3110, 3148, 3370, 3935, 6220, 6296, 6740, 7870, 12440, 13480, 15740, 18971, 20557, 31480, 37942, 41114, 48007, 75884, 82228, 94855, 96014, 102785, 104807, 151768, 164456, 189710, 192028, 205570, 209614, 240035, 244757, 265219, 379420, 384056, 411140, 419228, 480070, 489514, 524035, 530438, 758840, 822280, 838456, 960140, 979028, 1048070, 1060876, 1223785, 1326095, 1920280, 1958056, 2096140, 2121752, 2447570, 2652190, 4192280, 4895140, 5304380, 6393227, 9790280, 10608760, 12786454, 14930177, 16178359, 25572908, 29860354, 31966135, 32356718, 51145816, 59720708, 63932270, 64713436, 74650885, 80891795, 82483109, 119441416, 127864540, 129426872, 149301770, 161783590, 164966218, 255729080, 298603540, 323567180, 329932436, 412415545, 597207080, 647134360, 659864872, 824831090, 1649662180, 3299324360, 5031469649, 10062939298, 20125878596, 25157348245, 40251757192, 50314696490, 100629392980, 201258785960]

約数ペア:

[(1, 201258785960), (2, 100629392980), (4, 50314696490), (5, 40251757192), (8, 25157348245), (10, 20125878596), (20, 10062939298), (40, 5031469649), (61, 3299324360), (122, 1649662180), (244, 824831090), (305, 659864872), (311, 647134360), (337, 597207080), (488, 412415545), (610, 329932436), (622, 323567180), (674, 298603540), (787, 255729080), (1220, 164966218), (1244, 161783590), (1348, 149301770), (1555, 129426872), (1574, 127864540), (1685, 119441416), (2440, 82483109), (2488, 80891795), (2696, 74650885), (3110, 64713436), (3148, 63932270), (3370, 59720708), (3935, 51145816), (6220, 32356718), (6296, 31966135), (6740, 29860354), (7870, 25572908), (12440, 16178359), (13480, 14930177), (15740, 12786454), (18971, 10608760), (20557, 9790280), (31480, 6393227), (37942, 5304380), (41114, 4895140), (48007, 4192280), (75884, 2652190), (82228, 2447570), (94855, 2121752), (96014, 2096140), (102785, 1958056), (104807, 1920280), (151768, 1326095), (164456, 1223785), (189710, 1060876), (192028, 1048070), (205570, 979028), (209614, 960140), (240035, 838456), (244757, 822280), (265219, 758840), (379420, 530438), (384056, 524035), (411140, 489514), (419228, 480070)]