128707000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:218

約数の個数: 128

約数和(自身を含む): 326514240

約数和(自身を除く): 197807240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 67, 68, 85, 100, 113, 125, 134, 136, 170, 200, 226, 250, 268, 335, 340, 425, 452, 500, 536, 565, 670, 680, 850, 904, 1000, 1130, 1139, 1340, 1675, 1700, 1921, 2125, 2260, 2278, 2680, 2825, 3350, 3400, 3842, 4250, 4520, 4556, 5650, 5695, 6700, 7571, 7684, 8375, 8500, 9112, 9605, 11300, 11390, 13400, 14125, 15142, 15368, 16750, 17000, 19210, 22600, 22780, 28250, 28475, 30284, 33500, 37855, 38420, 45560, 48025, 56500, 56950, 60568, 67000, 75710, 76840, 96050, 113000, 113900, 128707, 142375, 151420, 189275, 192100, 227800, 240125, 257414, 284750, 302840, 378550, 384200, 480250, 514828, 569500, 643535, 757100, 946375, 960500, 1029656, 1139000, 1287070, 1514200, 1892750, 1921000, 2574140, 3217675, 3785500, 5148280, 6435350, 7571000, 12870700, 16088375, 25741400, 32176750, 64353500, 128707000]

約数ペア:

[(1, 128707000), (2, 64353500), (4, 32176750), (5, 25741400), (8, 16088375), (10, 12870700), (17, 7571000), (20, 6435350), (25, 5148280), (34, 3785500), (40, 3217675), (50, 2574140), (67, 1921000), (68, 1892750), (85, 1514200), (100, 1287070), (113, 1139000), (125, 1029656), (134, 960500), (136, 946375), (170, 757100), (200, 643535), (226, 569500), (250, 514828), (268, 480250), (335, 384200), (340, 378550), (425, 302840), (452, 284750), (500, 257414), (536, 240125), (565, 227800), (670, 192100), (680, 189275), (850, 151420), (904, 142375), (1000, 128707), (1130, 113900), (1139, 113000), (1340, 96050), (1675, 76840), (1700, 75710), (1921, 67000), (2125, 60568), (2260, 56950), (2278, 56500), (2680, 48025), (2825, 45560), (3350, 38420), (3400, 37855), (3842, 33500), (4250, 30284), (4520, 28475), (4556, 28250), (5650, 22780), (5695, 22600), (6700, 19210), (7571, 17000), (7684, 16750), (8375, 15368), (8500, 15142), (9112, 14125), (9605, 13400), (11300, 11390)]