15739901280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{5501}}^1$

素因数の和:7509

約数の個数: 144

約数和(自身を含む): 53749214064

約数和(自身を除く): 38009312784

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 1987, 3974, 5501, 5961, 7948, 9935, 11002, 11922, 15896, 16503, 17883, 19870, 22004, 23844, 27505, 29805, 31792, 33006, 35766, 39740, 44008, 47688, 49509, 55010, 59610, 63584, 66012, 71532, 79480, 82515, 88016, 89415, 95376, 99018, 110020, 119220, 132024, 143064, 158960, 165030, 176032, 178830, 190752, 198036, 220040, 238440, 247545, 264048, 286128, 317920, 330060, 357660, 396072, 440080, 476880, 495090, 528096, 572256, 660120, 715320, 792144, 880160, 953760, 990180, 1320240, 1430640, 1584288, 1980360, 2640480, 2861280, 3960720, 7921440, 10930487, 21860974, 32791461, 43721948, 54652435, 65582922, 87443896, 98374383, 109304870, 131165844, 163957305, 174887792, 196748766, 218609740, 262331688, 327914610, 349775584, 393497532, 437219480, 491871915, 524663376, 655829220, 786995064, 874438960, 983743830, 1049326752, 1311658440, 1573990128, 1748877920, 1967487660, 2623316880, 3147980256, 3934975320, 5246633760, 7869950640, 15739901280]

約数ペア:

[(1, 15739901280), (2, 7869950640), (3, 5246633760), (4, 3934975320), (5, 3147980256), (6, 2623316880), (8, 1967487660), (9, 1748877920), (10, 1573990128), (12, 1311658440), (15, 1049326752), (16, 983743830), (18, 874438960), (20, 786995064), (24, 655829220), (30, 524663376), (32, 491871915), (36, 437219480), (40, 393497532), (45, 349775584), (48, 327914610), (60, 262331688), (72, 218609740), (80, 196748766), (90, 174887792), (96, 163957305), (120, 131165844), (144, 109304870), (160, 98374383), (180, 87443896), (240, 65582922), (288, 54652435), (360, 43721948), (480, 32791461), (720, 21860974), (1440, 10930487), (1987, 7921440), (3974, 3960720), (5501, 2861280), (5961, 2640480), (7948, 1980360), (9935, 1584288), (11002, 1430640), (11922, 1320240), (15896, 990180), (16503, 953760), (17883, 880160), (19870, 792144), (22004, 715320), (23844, 660120), (27505, 572256), (29805, 528096), (31792, 495090), (33006, 476880), (35766, 440080), (39740, 396072), (44008, 357660), (47688, 330060), (49509, 317920), (55010, 286128), (59610, 264048), (63584, 247545), (66012, 238440), (71532, 220040), (79480, 198036), (82515, 190752), (88016, 178830), (89415, 176032), (95376, 165030), (99018, 158960), (110020, 143064), (119220, 132024)]