215529825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:128

約数の個数: 192

約数和(自身を含む): 479969280

約数和(自身を除く): 264439455

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 25, 31, 35, 41, 51, 57, 75, 85, 93, 95, 105, 119, 123, 133, 155, 175, 205, 217, 255, 285, 287, 323, 357, 399, 425, 465, 475, 525, 527, 589, 595, 615, 651, 665, 697, 775, 779, 861, 969, 1025, 1085, 1271, 1275, 1425, 1435, 1581, 1615, 1767, 1785, 1995, 2091, 2261, 2325, 2337, 2635, 2945, 2975, 3075, 3255, 3325, 3485, 3689, 3813, 3895, 4123, 4305, 4845, 4879, 5425, 5453, 6355, 6783, 7175, 7905, 8075, 8835, 8897, 8925, 9975, 10013, 10455, 11067, 11305, 11685, 12369, 13175, 13243, 14637, 14725, 16275, 16359, 17425, 18445, 19065, 19475, 20615, 21525, 21607, 24149, 24225, 24395, 26691, 27265, 30039, 31775, 33915, 39525, 39729, 44175, 44485, 50065, 52275, 55335, 56525, 58425, 61845, 64821, 66215, 70091, 72447, 73185, 81795, 92225, 92701, 95325, 103075, 108035, 120745, 121975, 133455, 136325, 150195, 151249, 169043, 169575, 198645, 210273, 222425, 250325, 276675, 278103, 309225, 324105, 331075, 350455, 362235, 365925, 408975, 410533, 453747, 463505, 507129, 540175, 603725, 667275, 750975, 756245, 845215, 993225, 1051365, 1231599, 1390515, 1620525, 1752275, 1811175, 2052665, 2268735, 2317525, 2535645, 2873731, 3781225, 4226075, 5256825, 6157995, 6952575, 8621193, 10263325, 11343675, 12678225, 14368655, 30789975, 43105965, 71843275, 215529825]

約数ペア:

[(1, 215529825), (3, 71843275), (5, 43105965), (7, 30789975), (15, 14368655), (17, 12678225), (19, 11343675), (21, 10263325), (25, 8621193), (31, 6952575), (35, 6157995), (41, 5256825), (51, 4226075), (57, 3781225), (75, 2873731), (85, 2535645), (93, 2317525), (95, 2268735), (105, 2052665), (119, 1811175), (123, 1752275), (133, 1620525), (155, 1390515), (175, 1231599), (205, 1051365), (217, 993225), (255, 845215), (285, 756245), (287, 750975), (323, 667275), (357, 603725), (399, 540175), (425, 507129), (465, 463505), (475, 453747), (525, 410533), (527, 408975), (589, 365925), (595, 362235), (615, 350455), (651, 331075), (665, 324105), (697, 309225), (775, 278103), (779, 276675), (861, 250325), (969, 222425), (1025, 210273), (1085, 198645), (1271, 169575), (1275, 169043), (1425, 151249), (1435, 150195), (1581, 136325), (1615, 133455), (1767, 121975), (1785, 120745), (1995, 108035), (2091, 103075), (2261, 95325), (2325, 92701), (2337, 92225), (2635, 81795), (2945, 73185), (2975, 72447), (3075, 70091), (3255, 66215), (3325, 64821), (3485, 61845), (3689, 58425), (3813, 56525), (3895, 55335), (4123, 52275), (4305, 50065), (4845, 44485), (4879, 44175), (5425, 39729), (5453, 39525), (6355, 33915), (6783, 31775), (7175, 30039), (7905, 27265), (8075, 26691), (8835, 24395), (8897, 24225), (8925, 24149), (9975, 21607), (10013, 21525), (10455, 20615), (11067, 19475), (11305, 19065), (11685, 18445), (12369, 17425), (13175, 16359), (13243, 16275), (14637, 14725)]