156962560

素因数分解:

$2^8\times 5^1\times {\mathrm{149}}^1\times {\mathrm{823}}^1$

素因数の和:993

約数の個数: 72

約数和(自身を含む): 378957600

約数和(自身を除く): 221995040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 256, 298, 320, 596, 640, 745, 823, 1192, 1280, 1490, 1646, 2384, 2980, 3292, 4115, 4768, 5960, 6584, 8230, 9536, 11920, 13168, 16460, 19072, 23840, 26336, 32920, 38144, 47680, 52672, 65840, 95360, 105344, 122627, 131680, 190720, 210688, 245254, 263360, 490508, 526720, 613135, 981016, 1053440, 1226270, 1962032, 2452540, 3924064, 4905080, 7848128, 9810160, 15696256, 19620320, 31392512, 39240640, 78481280, 156962560]

約数ペア:

[(1, 156962560), (2, 78481280), (4, 39240640), (5, 31392512), (8, 19620320), (10, 15696256), (16, 9810160), (20, 7848128), (32, 4905080), (40, 3924064), (64, 2452540), (80, 1962032), (128, 1226270), (149, 1053440), (160, 981016), (256, 613135), (298, 526720), (320, 490508), (596, 263360), (640, 245254), (745, 210688), (823, 190720), (1192, 131680), (1280, 122627), (1490, 105344), (1646, 95360), (2384, 65840), (2980, 52672), (3292, 47680), (4115, 38144), (4768, 32920), (5960, 26336), (6584, 23840), (8230, 19072), (9536, 16460), (11920, 13168)]