87535980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{69473}}^1$

素因数の和:69495

約数の個数: 72

約数和(自身を含む): 303462432

約数和(自身を除く): 215926452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 69473, 138946, 208419, 277892, 347365, 416838, 486311, 625257, 694730, 833676, 972622, 1042095, 1250514, 1389460, 1458933, 1945244, 2084190, 2431555, 2501028, 2917866, 3126285, 4168380, 4376799, 4863110, 5835732, 6252570, 7294665, 8753598, 9726220, 12505140, 14589330, 17507196, 21883995, 29178660, 43767990, 87535980]

約数ペア:

[(1, 87535980), (2, 43767990), (3, 29178660), (4, 21883995), (5, 17507196), (6, 14589330), (7, 12505140), (9, 9726220), (10, 8753598), (12, 7294665), (14, 6252570), (15, 5835732), (18, 4863110), (20, 4376799), (21, 4168380), (28, 3126285), (30, 2917866), (35, 2501028), (36, 2431555), (42, 2084190), (45, 1945244), (60, 1458933), (63, 1389460), (70, 1250514), (84, 1042095), (90, 972622), (105, 833676), (126, 694730), (140, 625257), (180, 486311), (210, 416838), (252, 347365), (315, 277892), (420, 208419), (630, 138946), (1260, 69473)]