21140742870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{3011}}^1$

素因数の和:3407

約数の個数: 192

約数和(自身を含む): 62874512064

約数和(自身を除く): 41733769194

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 102, 117, 130, 153, 170, 195, 221, 234, 255, 306, 353, 390, 442, 510, 585, 663, 706, 765, 1059, 1105, 1170, 1326, 1530, 1765, 1989, 2118, 2210, 3011, 3177, 3315, 3530, 3978, 4589, 5295, 6001, 6022, 6354, 6630, 9033, 9178, 9945, 10590, 12002, 13767, 15055, 15885, 18003, 18066, 19890, 22945, 27099, 27534, 30005, 30110, 31770, 36006, 39143, 41301, 45165, 45890, 51187, 54009, 54198, 60010, 68835, 78013, 78286, 82602, 90015, 90330, 102374, 108018, 117429, 135495, 137670, 153561, 156026, 180030, 195715, 206505, 234039, 234858, 255935, 270045, 270990, 307122, 352287, 390065, 391430, 413010, 460683, 468078, 511870, 540090, 587145, 665431, 702117, 704574, 767805, 780130, 921366, 1062883, 1170195, 1174290, 1330862, 1404234, 1535610, 1761435, 1996293, 2125766, 2303415, 2340390, 3188649, 3327155, 3510585, 3522870, 3992586, 4606830, 5314415, 5988879, 6377298, 6654310, 7021170, 9565947, 9981465, 10628830, 11977758, 13817479, 15943245, 18069011, 19131894, 19962930, 27634958, 29944395, 31886490, 36138022, 41452437, 47829735, 54207033, 59888790, 69087395, 82904874, 90345055, 95659470, 108414066, 124357311, 138174790, 162621099, 180690110, 207262185, 234897143, 248714622, 271035165, 325242198, 414524370, 469794286, 542070330, 621786555, 704691429, 813105495, 1174485715, 1243573110, 1409382858, 1626210990, 2114074287, 2348971430, 3523457145, 4228148574, 7046914290, 10570371435, 21140742870]

約数ペア:

[(1, 21140742870), (2, 10570371435), (3, 7046914290), (5, 4228148574), (6, 3523457145), (9, 2348971430), (10, 2114074287), (13, 1626210990), (15, 1409382858), (17, 1243573110), (18, 1174485715), (26, 813105495), (30, 704691429), (34, 621786555), (39, 542070330), (45, 469794286), (51, 414524370), (65, 325242198), (78, 271035165), (85, 248714622), (90, 234897143), (102, 207262185), (117, 180690110), (130, 162621099), (153, 138174790), (170, 124357311), (195, 108414066), (221, 95659470), (234, 90345055), (255, 82904874), (306, 69087395), (353, 59888790), (390, 54207033), (442, 47829735), (510, 41452437), (585, 36138022), (663, 31886490), (706, 29944395), (765, 27634958), (1059, 19962930), (1105, 19131894), (1170, 18069011), (1326, 15943245), (1530, 13817479), (1765, 11977758), (1989, 10628830), (2118, 9981465), (2210, 9565947), (3011, 7021170), (3177, 6654310), (3315, 6377298), (3530, 5988879), (3978, 5314415), (4589, 4606830), (5295, 3992586), (6001, 3522870), (6022, 3510585), (6354, 3327155), (6630, 3188649), (9033, 2340390), (9178, 2303415), (9945, 2125766), (10590, 1996293), (12002, 1761435), (13767, 1535610), (15055, 1404234), (15885, 1330862), (18003, 1174290), (18066, 1170195), (19890, 1062883), (22945, 921366), (27099, 780130), (27534, 767805), (30005, 704574), (30110, 702117), (31770, 665431), (36006, 587145), (39143, 540090), (41301, 511870), (45165, 468078), (45890, 460683), (51187, 413010), (54009, 391430), (54198, 390065), (60010, 352287), (68835, 307122), (78013, 270990), (78286, 270045), (82602, 255935), (90015, 234858), (90330, 234039), (102374, 206505), (108018, 195715), (117429, 180030), (135495, 156026), (137670, 153561)]