15372520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 36936000

約数和(自身を除く): 21563480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 113, 152, 179, 190, 226, 358, 380, 452, 565, 716, 760, 895, 904, 1130, 1432, 1790, 2147, 2260, 3401, 3580, 4294, 4520, 6802, 7160, 8588, 10735, 13604, 17005, 17176, 20227, 21470, 27208, 34010, 40454, 42940, 68020, 80908, 85880, 101135, 136040, 161816, 202270, 384313, 404540, 768626, 809080, 1537252, 1921565, 3074504, 3843130, 7686260, 15372520]

約数ペア:

[(1, 15372520), (2, 7686260), (4, 3843130), (5, 3074504), (8, 1921565), (10, 1537252), (19, 809080), (20, 768626), (38, 404540), (40, 384313), (76, 202270), (95, 161816), (113, 136040), (152, 101135), (179, 85880), (190, 80908), (226, 68020), (358, 42940), (380, 40454), (452, 34010), (565, 27208), (716, 21470), (760, 20227), (895, 17176), (904, 17005), (1130, 13604), (1432, 10735), (1790, 8588), (2147, 7160), (2260, 6802), (3401, 4520), (3580, 4294)]