78424164

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:714

約数の個数: 144

約数和(自身を含む): 250967808

約数和(自身を除く): 172543644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 37, 39, 42, 52, 63, 74, 78, 84, 91, 111, 117, 126, 148, 156, 182, 222, 234, 252, 259, 273, 333, 364, 444, 468, 481, 518, 546, 647, 666, 777, 819, 962, 1036, 1092, 1294, 1332, 1443, 1554, 1638, 1924, 1941, 2331, 2588, 2886, 3108, 3276, 3367, 3882, 4329, 4529, 4662, 5772, 5823, 6734, 7764, 8411, 8658, 9058, 9324, 10101, 11646, 13468, 13587, 16822, 17316, 18116, 20202, 23292, 23939, 25233, 27174, 30303, 33644, 40404, 40761, 47878, 50466, 54348, 58877, 60606, 71817, 75699, 81522, 95756, 100932, 117754, 121212, 143634, 151398, 163044, 167573, 176631, 215451, 235508, 287268, 302796, 311207, 335146, 353262, 430902, 502719, 529893, 622414, 670292, 706524, 861804, 933621, 1005438, 1059786, 1244828, 1508157, 1867242, 2010876, 2119572, 2178449, 2800863, 3016314, 3734484, 4356898, 5601726, 6032628, 6535347, 8713796, 11203452, 13070694, 19606041, 26141388, 39212082, 78424164]

約数ペア:

[(1, 78424164), (2, 39212082), (3, 26141388), (4, 19606041), (6, 13070694), (7, 11203452), (9, 8713796), (12, 6535347), (13, 6032628), (14, 5601726), (18, 4356898), (21, 3734484), (26, 3016314), (28, 2800863), (36, 2178449), (37, 2119572), (39, 2010876), (42, 1867242), (52, 1508157), (63, 1244828), (74, 1059786), (78, 1005438), (84, 933621), (91, 861804), (111, 706524), (117, 670292), (126, 622414), (148, 529893), (156, 502719), (182, 430902), (222, 353262), (234, 335146), (252, 311207), (259, 302796), (273, 287268), (333, 235508), (364, 215451), (444, 176631), (468, 167573), (481, 163044), (518, 151398), (546, 143634), (647, 121212), (666, 117754), (777, 100932), (819, 95756), (962, 81522), (1036, 75699), (1092, 71817), (1294, 60606), (1332, 58877), (1443, 54348), (1554, 50466), (1638, 47878), (1924, 40761), (1941, 40404), (2331, 33644), (2588, 30303), (2886, 27174), (3108, 25233), (3276, 23939), (3367, 23292), (3882, 20202), (4329, 18116), (4529, 17316), (4662, 16822), (5772, 13587), (5823, 13468), (6734, 11646), (7764, 10101), (8411, 9324), (8658, 9058)]