151340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:86

約数の個数: 48

約数和(自身を含む): 387072

約数和(自身を除く): 235732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 47, 70, 92, 94, 115, 140, 161, 188, 230, 235, 322, 329, 460, 470, 644, 658, 805, 940, 1081, 1316, 1610, 1645, 2162, 3220, 3290, 4324, 5405, 6580, 7567, 10810, 15134, 21620, 30268, 37835, 75670, 151340]

約数ペア:

[(1, 151340), (2, 75670), (4, 37835), (5, 30268), (7, 21620), (10, 15134), (14, 10810), (20, 7567), (23, 6580), (28, 5405), (35, 4324), (46, 3290), (47, 3220), (70, 2162), (92, 1645), (94, 1610), (115, 1316), (140, 1081), (161, 940), (188, 805), (230, 658), (235, 644), (322, 470), (329, 460)]