164408520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72109}}^1$

素因数の和:72142

約数の個数: 64

約数和(自身を含む): 519192000

約数和(自身を除く): 354783480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 72109, 144218, 216327, 288436, 360545, 432654, 576872, 721090, 865308, 1081635, 1370071, 1442180, 1730616, 2163270, 2740142, 2884360, 4110213, 4326540, 5480284, 6850355, 8220426, 8653080, 10960568, 13700710, 16440852, 20551065, 27401420, 32881704, 41102130, 54802840, 82204260, 164408520]

約数ペア:

[(1, 164408520), (2, 82204260), (3, 54802840), (4, 41102130), (5, 32881704), (6, 27401420), (8, 20551065), (10, 16440852), (12, 13700710), (15, 10960568), (19, 8653080), (20, 8220426), (24, 6850355), (30, 5480284), (38, 4326540), (40, 4110213), (57, 2884360), (60, 2740142), (76, 2163270), (95, 1730616), (114, 1442180), (120, 1370071), (152, 1081635), (190, 865308), (228, 721090), (285, 576872), (380, 432654), (456, 360545), (570, 288436), (760, 216327), (1140, 144218), (2280, 72109)]