991002066880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1225517}}^1$

素因数の和:1225579

約数の個数: 168

約数和(自身を含む): 2846358694368

約数和(自身を除く): 1855356627488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 361, 380, 448, 532, 560, 608, 665, 722, 760, 1064, 1120, 1216, 1330, 1444, 1520, 1805, 2128, 2240, 2527, 2660, 2888, 3040, 3610, 4256, 5054, 5320, 5776, 6080, 7220, 8512, 10108, 10640, 11552, 12635, 14440, 20216, 21280, 23104, 25270, 28880, 40432, 42560, 50540, 57760, 80864, 101080, 115520, 161728, 202160, 404320, 808640, 1225517, 2451034, 4902068, 6127585, 8578619, 9804136, 12255170, 17157238, 19608272, 23284823, 24510340, 34314476, 39216544, 42893095, 46569646, 49020680, 68628952, 78433088, 85786190, 93139292, 98041360, 116424115, 137257904, 162993761, 171572380, 186278584, 196082720, 232848230, 274515808, 325987522, 343144760, 372557168, 392165440, 442411637, 465696460, 549031616, 651975044, 686289520, 745114336, 814968805, 884823274, 931392920, 1303950088, 1372579040, 1490228672, 1629937610, 1769646548, 1862785840, 2212058185, 2607900176, 2745158080, 3096881459, 3259875220, 3539293096, 3725571680, 4424116370, 5215800352, 6193762918, 6519750440, 7078586192, 7451143360, 8848232740, 10431600704, 12387525836, 13039500880, 14157172384, 15484407295, 17696465480, 24775051672, 26079001760, 28314344768, 30968814590, 35392930960, 49550103344, 52158003520, 61937629180, 70785861920, 99100206688, 123875258360, 141571723840, 198200413376, 247750516720, 495501033440, 991002066880]

約数ペア:

[(1, 991002066880), (2, 495501033440), (4, 247750516720), (5, 198200413376), (7, 141571723840), (8, 123875258360), (10, 99100206688), (14, 70785861920), (16, 61937629180), (19, 52158003520), (20, 49550103344), (28, 35392930960), (32, 30968814590), (35, 28314344768), (38, 26079001760), (40, 24775051672), (56, 17696465480), (64, 15484407295), (70, 14157172384), (76, 13039500880), (80, 12387525836), (95, 10431600704), (112, 8848232740), (133, 7451143360), (140, 7078586192), (152, 6519750440), (160, 6193762918), (190, 5215800352), (224, 4424116370), (266, 3725571680), (280, 3539293096), (304, 3259875220), (320, 3096881459), (361, 2745158080), (380, 2607900176), (448, 2212058185), (532, 1862785840), (560, 1769646548), (608, 1629937610), (665, 1490228672), (722, 1372579040), (760, 1303950088), (1064, 931392920), (1120, 884823274), (1216, 814968805), (1330, 745114336), (1444, 686289520), (1520, 651975044), (1805, 549031616), (2128, 465696460), (2240, 442411637), (2527, 392165440), (2660, 372557168), (2888, 343144760), (3040, 325987522), (3610, 274515808), (4256, 232848230), (5054, 196082720), (5320, 186278584), (5776, 171572380), (6080, 162993761), (7220, 137257904), (8512, 116424115), (10108, 98041360), (10640, 93139292), (11552, 85786190), (12635, 78433088), (14440, 68628952), (20216, 49020680), (21280, 46569646), (23104, 42893095), (25270, 39216544), (28880, 34314476), (40432, 24510340), (42560, 23284823), (50540, 19608272), (57760, 17157238), (80864, 12255170), (101080, 9804136), (115520, 8578619), (161728, 6127585), (202160, 4902068), (404320, 2451034), (808640, 1225517)]