197121870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2199

約数の個数: 128

約数和(自身を含む): 592220160

約数和(自身を除く): 395098290

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 31, 33, 45, 54, 55, 62, 66, 90, 93, 99, 110, 135, 155, 165, 186, 198, 270, 279, 297, 310, 330, 341, 465, 495, 558, 594, 682, 837, 930, 990, 1023, 1395, 1485, 1674, 1705, 2046, 2141, 2790, 2970, 3069, 3410, 4185, 4282, 5115, 6138, 6423, 8370, 9207, 10230, 10705, 12846, 15345, 18414, 19269, 21410, 23551, 30690, 32115, 38538, 46035, 47102, 57807, 64230, 66371, 70653, 92070, 96345, 115614, 117755, 132742, 141306, 192690, 199113, 211959, 235510, 289035, 331855, 353265, 398226, 423918, 578070, 597339, 635877, 663710, 706530, 730081, 995565, 1059795, 1194678, 1271754, 1460162, 1792017, 1991130, 2119590, 2190243, 2986695, 3179385, 3584034, 3650405, 4380486, 5973390, 6358770, 6570729, 7300810, 8960085, 10951215, 13141458, 17920170, 19712187, 21902430, 32853645, 39424374, 65707290, 98560935, 197121870]

約数ペア:

[(1, 197121870), (2, 98560935), (3, 65707290), (5, 39424374), (6, 32853645), (9, 21902430), (10, 19712187), (11, 17920170), (15, 13141458), (18, 10951215), (22, 8960085), (27, 7300810), (30, 6570729), (31, 6358770), (33, 5973390), (45, 4380486), (54, 3650405), (55, 3584034), (62, 3179385), (66, 2986695), (90, 2190243), (93, 2119590), (99, 1991130), (110, 1792017), (135, 1460162), (155, 1271754), (165, 1194678), (186, 1059795), (198, 995565), (270, 730081), (279, 706530), (297, 663710), (310, 635877), (330, 597339), (341, 578070), (465, 423918), (495, 398226), (558, 353265), (594, 331855), (682, 289035), (837, 235510), (930, 211959), (990, 199113), (1023, 192690), (1395, 141306), (1485, 132742), (1674, 117755), (1705, 115614), (2046, 96345), (2141, 92070), (2790, 70653), (2970, 66371), (3069, 64230), (3410, 57807), (4185, 47102), (4282, 46035), (5115, 38538), (6138, 32115), (6423, 30690), (8370, 23551), (9207, 21410), (10230, 19269), (10705, 18414), (12846, 15345)]