80621268

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 241315200

約数和(自身を除く): 160693932

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 53, 78, 84, 91, 98, 106, 147, 156, 159, 182, 196, 199, 212, 273, 294, 318, 364, 371, 398, 546, 588, 597, 636, 637, 689, 742, 796, 1092, 1113, 1194, 1274, 1378, 1393, 1484, 1911, 2067, 2226, 2388, 2548, 2587, 2597, 2756, 2786, 3822, 4134, 4179, 4452, 4823, 5174, 5194, 5572, 7644, 7761, 7791, 8268, 8358, 9646, 9751, 10348, 10388, 10547, 14469, 15522, 15582, 16716, 18109, 19292, 19502, 21094, 28938, 29253, 31044, 31164, 31641, 33761, 36218, 39004, 42188, 54327, 57876, 58506, 63282, 67522, 72436, 73829, 101283, 108654, 117012, 126564, 126763, 135044, 137111, 147658, 202566, 217308, 221487, 253526, 274222, 295316, 380289, 405132, 411333, 442974, 507052, 516803, 548444, 760578, 822666, 885948, 959777, 1033606, 1521156, 1550409, 1645332, 1919554, 2067212, 2879331, 3100818, 3839108, 5758662, 6201636, 6718439, 11517324, 13436878, 20155317, 26873756, 40310634, 80621268]

約数ペア:

[(1, 80621268), (2, 40310634), (3, 26873756), (4, 20155317), (6, 13436878), (7, 11517324), (12, 6718439), (13, 6201636), (14, 5758662), (21, 3839108), (26, 3100818), (28, 2879331), (39, 2067212), (42, 1919554), (49, 1645332), (52, 1550409), (53, 1521156), (78, 1033606), (84, 959777), (91, 885948), (98, 822666), (106, 760578), (147, 548444), (156, 516803), (159, 507052), (182, 442974), (196, 411333), (199, 405132), (212, 380289), (273, 295316), (294, 274222), (318, 253526), (364, 221487), (371, 217308), (398, 202566), (546, 147658), (588, 137111), (597, 135044), (636, 126763), (637, 126564), (689, 117012), (742, 108654), (796, 101283), (1092, 73829), (1113, 72436), (1194, 67522), (1274, 63282), (1378, 58506), (1393, 57876), (1484, 54327), (1911, 42188), (2067, 39004), (2226, 36218), (2388, 33761), (2548, 31641), (2587, 31164), (2597, 31044), (2756, 29253), (2786, 28938), (3822, 21094), (4134, 19502), (4179, 19292), (4452, 18109), (4823, 16716), (5174, 15582), (5194, 15522), (5572, 14469), (7644, 10547), (7761, 10388), (7791, 10348), (8268, 9751), (8358, 9646)]