156880640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17509}}^1$

素因数の和:17537

約数の個数: 72

約数和(自身を含む): 429485280

約数和(自身を除く): 272604640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 17509, 35018, 70036, 87545, 122563, 140072, 175090, 245126, 280144, 350180, 490252, 560288, 612815, 700360, 980504, 1120576, 1225630, 1400720, 1961008, 2241152, 2451260, 2801440, 3922016, 4482304, 4902520, 5602880, 7844032, 9805040, 11205760, 15688064, 19610080, 22411520, 31376128, 39220160, 78440320, 156880640]

約数ペア:

[(1, 156880640), (2, 78440320), (4, 39220160), (5, 31376128), (7, 22411520), (8, 19610080), (10, 15688064), (14, 11205760), (16, 9805040), (20, 7844032), (28, 5602880), (32, 4902520), (35, 4482304), (40, 3922016), (56, 2801440), (64, 2451260), (70, 2241152), (80, 1961008), (112, 1400720), (128, 1225630), (140, 1120576), (160, 980504), (224, 700360), (256, 612815), (280, 560288), (320, 490252), (448, 350180), (560, 280144), (640, 245126), (896, 175090), (1120, 140072), (1280, 122563), (1792, 87545), (2240, 70036), (4480, 35018), (8960, 17509)]