163240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1$

素因数の和:82

約数の個数: 64

約数和(自身を含む): 466560

約数和(自身を除く): 303320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 53, 55, 56, 70, 77, 88, 106, 110, 140, 154, 212, 220, 265, 280, 308, 371, 385, 424, 440, 530, 583, 616, 742, 770, 1060, 1166, 1484, 1540, 1855, 2120, 2332, 2915, 2968, 3080, 3710, 4081, 4664, 5830, 7420, 8162, 11660, 14840, 16324, 20405, 23320, 32648, 40810, 81620, 163240]

約数ペア:

[(1, 163240), (2, 81620), (4, 40810), (5, 32648), (7, 23320), (8, 20405), (10, 16324), (11, 14840), (14, 11660), (20, 8162), (22, 7420), (28, 5830), (35, 4664), (40, 4081), (44, 3710), (53, 3080), (55, 2968), (56, 2915), (70, 2332), (77, 2120), (88, 1855), (106, 1540), (110, 1484), (140, 1166), (154, 1060), (212, 770), (220, 742), (265, 616), (280, 583), (308, 530), (371, 440), (385, 424)]