15926820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2917}}^1$

素因数の和:2949

約数の個数: 96

約数和(自身を含む): 54905088

約数和(自身を除く): 38978268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 2917, 5460, 5834, 8751, 11668, 14585, 17502, 20419, 29170, 35004, 37921, 40838, 43755, 58340, 61257, 75842, 81676, 87510, 102095, 113763, 122514, 151684, 175020, 189605, 204190, 227526, 245028, 265447, 306285, 379210, 408380, 455052, 530894, 568815, 612570, 758420, 796341, 1061788, 1137630, 1225140, 1327235, 1592682, 2275260, 2654470, 3185364, 3981705, 5308940, 7963410, 15926820]

約数ペア:

[(1, 15926820), (2, 7963410), (3, 5308940), (4, 3981705), (5, 3185364), (6, 2654470), (7, 2275260), (10, 1592682), (12, 1327235), (13, 1225140), (14, 1137630), (15, 1061788), (20, 796341), (21, 758420), (26, 612570), (28, 568815), (30, 530894), (35, 455052), (39, 408380), (42, 379210), (52, 306285), (60, 265447), (65, 245028), (70, 227526), (78, 204190), (84, 189605), (91, 175020), (105, 151684), (130, 122514), (140, 113763), (156, 102095), (182, 87510), (195, 81676), (210, 75842), (260, 61257), (273, 58340), (364, 43755), (390, 40838), (420, 37921), (455, 35004), (546, 29170), (780, 20419), (910, 17502), (1092, 14585), (1365, 11668), (1820, 8751), (2730, 5834), (2917, 5460)]