15615530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 34560000

約数和(自身を除く): 18944470

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 59, 70, 95, 118, 133, 190, 199, 266, 295, 398, 413, 590, 665, 826, 995, 1121, 1330, 1393, 1990, 2065, 2242, 2786, 3781, 4130, 5605, 6965, 7562, 7847, 11210, 11741, 13930, 15694, 18905, 23482, 26467, 37810, 39235, 52934, 58705, 78470, 82187, 117410, 132335, 164374, 223079, 264670, 410935, 446158, 821870, 1115395, 1561553, 2230790, 3123106, 7807765, 15615530]

約数ペア:

[(1, 15615530), (2, 7807765), (5, 3123106), (7, 2230790), (10, 1561553), (14, 1115395), (19, 821870), (35, 446158), (38, 410935), (59, 264670), (70, 223079), (95, 164374), (118, 132335), (133, 117410), (190, 82187), (199, 78470), (266, 58705), (295, 52934), (398, 39235), (413, 37810), (590, 26467), (665, 23482), (826, 18905), (995, 15694), (1121, 13930), (1330, 11741), (1393, 11210), (1990, 7847), (2065, 7562), (2242, 6965), (2786, 5605), (3781, 4130)]