149139340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{152183}}^1$

素因数の和:152206

約数の個数: 36

約数和(自身を含む): 364328496

約数和(自身を除く): 215189156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 152183, 304366, 608732, 760915, 1065281, 1521830, 2130562, 3043660, 4261124, 5326405, 7456967, 10652810, 14913934, 21305620, 29827868, 37284835, 74569670, 149139340]

約数ペア:

[(1, 149139340), (2, 74569670), (4, 37284835), (5, 29827868), (7, 21305620), (10, 14913934), (14, 10652810), (20, 7456967), (28, 5326405), (35, 4261124), (49, 3043660), (70, 2130562), (98, 1521830), (140, 1065281), (196, 760915), (245, 608732), (490, 304366), (980, 152183)]