68895900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 288

約数和(自身を含む): 249984000

約数和(自身を除く): 181088100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 25, 27, 30, 34, 36, 38, 45, 50, 51, 54, 57, 60, 68, 75, 76, 79, 85, 90, 95, 100, 102, 108, 114, 135, 150, 153, 158, 170, 171, 180, 190, 204, 225, 228, 237, 255, 270, 285, 300, 306, 316, 323, 340, 342, 380, 395, 425, 450, 459, 474, 475, 510, 513, 540, 570, 612, 646, 675, 684, 711, 765, 790, 850, 855, 900, 918, 948, 950, 969, 1020, 1026, 1140, 1185, 1275, 1292, 1343, 1350, 1422, 1425, 1501, 1530, 1580, 1615, 1700, 1710, 1836, 1900, 1938, 1975, 2052, 2133, 2295, 2370, 2550, 2565, 2686, 2700, 2844, 2850, 2907, 3002, 3060, 3230, 3420, 3555, 3825, 3876, 3950, 4029, 4266, 4275, 4503, 4590, 4740, 4845, 5100, 5130, 5372, 5700, 5814, 5925, 6004, 6460, 6715, 7110, 7505, 7650, 7900, 8058, 8075, 8532, 8550, 8721, 9006, 9180, 9690, 10260, 10665, 11475, 11628, 11850, 12087, 12825, 13430, 13509, 14220, 14535, 15010, 15300, 16116, 16150, 17100, 17442, 17775, 18012, 19380, 20145, 21330, 22515, 22950, 23700, 24174, 24225, 25517, 25650, 26860, 27018, 29070, 30020, 32300, 33575, 34884, 35550, 36261, 37525, 40290, 40527, 42660, 43605, 45030, 45900, 48348, 48450, 51034, 51300, 53325, 54036, 58140, 60435, 67150, 67545, 71100, 72522, 72675, 75050, 76551, 80580, 81054, 87210, 90060, 96900, 100725, 102068, 106650, 112575, 120870, 127585, 134300, 135090, 145044, 145350, 150100, 153102, 162108, 174420, 181305, 201450, 202635, 213300, 218025, 225150, 229653, 241740, 255170, 270180, 290700, 302175, 306204, 337725, 362610, 382755, 402900, 405270, 436050, 450300, 459306, 510340, 604350, 637925, 675450, 688959, 725220, 765510, 810540, 872100, 906525, 918612, 1013175, 1148265, 1208700, 1275850, 1350900, 1377918, 1531020, 1813050, 1913775, 2026350, 2296530, 2551700, 2755836, 3444795, 3626100, 3827550, 4052700, 4593060, 5741325, 6889590, 7655100, 11482650, 13779180, 17223975, 22965300, 34447950, 68895900]

約数ペア:

[(1, 68895900), (2, 34447950), (3, 22965300), (4, 17223975), (5, 13779180), (6, 11482650), (9, 7655100), (10, 6889590), (12, 5741325), (15, 4593060), (17, 4052700), (18, 3827550), (19, 3626100), (20, 3444795), (25, 2755836), (27, 2551700), (30, 2296530), (34, 2026350), (36, 1913775), (38, 1813050), (45, 1531020), (50, 1377918), (51, 1350900), (54, 1275850), (57, 1208700), (60, 1148265), (68, 1013175), (75, 918612), (76, 906525), (79, 872100), (85, 810540), (90, 765510), (95, 725220), (100, 688959), (102, 675450), (108, 637925), (114, 604350), (135, 510340), (150, 459306), (153, 450300), (158, 436050), (170, 405270), (171, 402900), (180, 382755), (190, 362610), (204, 337725), (225, 306204), (228, 302175), (237, 290700), (255, 270180), (270, 255170), (285, 241740), (300, 229653), (306, 225150), (316, 218025), (323, 213300), (340, 202635), (342, 201450), (380, 181305), (395, 174420), (425, 162108), (450, 153102), (459, 150100), (474, 145350), (475, 145044), (510, 135090), (513, 134300), (540, 127585), (570, 120870), (612, 112575), (646, 106650), (675, 102068), (684, 100725), (711, 96900), (765, 90060), (790, 87210), (850, 81054), (855, 80580), (900, 76551), (918, 75050), (948, 72675), (950, 72522), (969, 71100), (1020, 67545), (1026, 67150), (1140, 60435), (1185, 58140), (1275, 54036), (1292, 53325), (1343, 51300), (1350, 51034), (1422, 48450), (1425, 48348), (1501, 45900), (1530, 45030), (1580, 43605), (1615, 42660), (1700, 40527), (1710, 40290), (1836, 37525), (1900, 36261), (1938, 35550), (1975, 34884), (2052, 33575), (2133, 32300), (2295, 30020), (2370, 29070), (2550, 27018), (2565, 26860), (2686, 25650), (2700, 25517), (2844, 24225), (2850, 24174), (2907, 23700), (3002, 22950), (3060, 22515), (3230, 21330), (3420, 20145), (3555, 19380), (3825, 18012), (3876, 17775), (3950, 17442), (4029, 17100), (4266, 16150), (4275, 16116), (4503, 15300), (4590, 15010), (4740, 14535), (4845, 14220), (5100, 13509), (5130, 13430), (5372, 12825), (5700, 12087), (5814, 11850), (5925, 11628), (6004, 11475), (6460, 10665), (6715, 10260), (7110, 9690), (7505, 9180), (7650, 9006), (7900, 8721), (8058, 8550), (8075, 8532)]