16231120640

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{258787}}^1$

素因数の和:258822

約数の個数: 108

約数和(自身を含む): 45226308456

約数和(自身を除く): 28995187816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 3136, 3920, 4480, 6272, 7840, 8960, 12544, 15680, 31360, 62720, 258787, 517574, 1035148, 1293935, 1811509, 2070296, 2587870, 3623018, 4140592, 5175740, 7246036, 8281184, 9057545, 10351480, 12680563, 14492072, 16562368, 18115090, 20702960, 25361126, 28984144, 33124736, 36230180, 41405920, 50722252, 57968288, 63402815, 66249472, 72460360, 82811840, 101444504, 115936576, 126805630, 144920720, 165623680, 202889008, 231873152, 253611260, 289841440, 331247360, 405778016, 463746304, 507222520, 579682880, 811556032, 1014445040, 1159365760, 1623112064, 2028890080, 2318731520, 3246224128, 4057780160, 8115560320, 16231120640]

約数ペア:

[(1, 16231120640), (2, 8115560320), (4, 4057780160), (5, 3246224128), (7, 2318731520), (8, 2028890080), (10, 1623112064), (14, 1159365760), (16, 1014445040), (20, 811556032), (28, 579682880), (32, 507222520), (35, 463746304), (40, 405778016), (49, 331247360), (56, 289841440), (64, 253611260), (70, 231873152), (80, 202889008), (98, 165623680), (112, 144920720), (128, 126805630), (140, 115936576), (160, 101444504), (196, 82811840), (224, 72460360), (245, 66249472), (256, 63402815), (280, 57968288), (320, 50722252), (392, 41405920), (448, 36230180), (490, 33124736), (560, 28984144), (640, 25361126), (784, 20702960), (896, 18115090), (980, 16562368), (1120, 14492072), (1280, 12680563), (1568, 10351480), (1792, 9057545), (1960, 8281184), (2240, 7246036), (3136, 5175740), (3920, 4140592), (4480, 3623018), (6272, 2587870), (7840, 2070296), (8960, 1811509), (12544, 1293935), (15680, 1035148), (31360, 517574), (62720, 258787)]