1919622915

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{331}}^1$

素因数の和:407

約数の個数: 192

約数和(自身を含む): 4371563520

約数和(自身を除く): 2451940605

約数列:

[1, 3, 5, 7, 9, 15, 17, 19, 21, 27, 35, 45, 51, 57, 63, 85, 95, 105, 119, 133, 135, 153, 171, 189, 255, 285, 315, 323, 331, 357, 361, 399, 459, 513, 595, 665, 765, 855, 945, 969, 993, 1071, 1083, 1197, 1615, 1655, 1785, 1805, 1995, 2261, 2295, 2317, 2527, 2565, 2907, 2979, 3213, 3249, 3591, 4845, 4965, 5355, 5415, 5627, 5985, 6137, 6289, 6783, 6951, 7581, 8721, 8937, 9747, 11305, 11585, 12635, 14535, 14895, 16065, 16245, 16881, 17955, 18411, 18867, 20349, 20853, 22743, 28135, 30685, 31445, 33915, 34755, 37905, 39389, 42959, 43605, 44023, 44685, 48735, 50643, 55233, 56601, 61047, 62559, 68229, 84405, 92055, 94335, 101745, 104265, 106913, 113715, 118167, 119491, 128877, 132069, 151929, 165699, 169803, 196945, 214795, 220115, 253215, 276165, 283005, 305235, 312795, 320739, 341145, 354501, 358473, 386631, 396207, 534565, 590835, 597455, 644385, 660345, 748391, 759645, 828495, 836437, 849015, 962217, 1063503, 1075419, 1159893, 1188621, 1603695, 1772505, 1792365, 1933155, 1981035, 2031347, 2245173, 2509311, 2886651, 3226257, 3741955, 4182185, 4811085, 5317515, 5377095, 5799465, 5943105, 6094041, 6735519, 7527933, 10156735, 11225865, 12546555, 14219429, 14433255, 16131285, 18282123, 20206557, 22583799, 30470205, 33677595, 37639665, 42658287, 54846369, 71097145, 91410615, 101032785, 112918995, 127974861, 213291435, 274231845, 383924583, 639874305, 1919622915]

約数ペア:

[(1, 1919622915), (3, 639874305), (5, 383924583), (7, 274231845), (9, 213291435), (15, 127974861), (17, 112918995), (19, 101032785), (21, 91410615), (27, 71097145), (35, 54846369), (45, 42658287), (51, 37639665), (57, 33677595), (63, 30470205), (85, 22583799), (95, 20206557), (105, 18282123), (119, 16131285), (133, 14433255), (135, 14219429), (153, 12546555), (171, 11225865), (189, 10156735), (255, 7527933), (285, 6735519), (315, 6094041), (323, 5943105), (331, 5799465), (357, 5377095), (361, 5317515), (399, 4811085), (459, 4182185), (513, 3741955), (595, 3226257), (665, 2886651), (765, 2509311), (855, 2245173), (945, 2031347), (969, 1981035), (993, 1933155), (1071, 1792365), (1083, 1772505), (1197, 1603695), (1615, 1188621), (1655, 1159893), (1785, 1075419), (1805, 1063503), (1995, 962217), (2261, 849015), (2295, 836437), (2317, 828495), (2527, 759645), (2565, 748391), (2907, 660345), (2979, 644385), (3213, 597455), (3249, 590835), (3591, 534565), (4845, 396207), (4965, 386631), (5355, 358473), (5415, 354501), (5627, 341145), (5985, 320739), (6137, 312795), (6289, 305235), (6783, 283005), (6951, 276165), (7581, 253215), (8721, 220115), (8937, 214795), (9747, 196945), (11305, 169803), (11585, 165699), (12635, 151929), (14535, 132069), (14895, 128877), (16065, 119491), (16245, 118167), (16881, 113715), (17955, 106913), (18411, 104265), (18867, 101745), (20349, 94335), (20853, 92055), (22743, 84405), (28135, 68229), (30685, 62559), (31445, 61047), (33915, 56601), (34755, 55233), (37905, 50643), (39389, 48735), (42959, 44685), (43605, 44023)]