162466660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 360339840

約数和(自身を除く): 197873180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 107, 124, 155, 158, 214, 310, 316, 395, 428, 535, 620, 790, 961, 1070, 1580, 1922, 2140, 2449, 3317, 3844, 4805, 4898, 6634, 8453, 9610, 9796, 12245, 13268, 16585, 16906, 19220, 24490, 33170, 33812, 42265, 48980, 66340, 75919, 84530, 102827, 151838, 169060, 205654, 262043, 303676, 379595, 411308, 514135, 524086, 759190, 1028270, 1048172, 1310215, 1518380, 2056540, 2620430, 5240860, 8123333, 16246666, 32493332, 40616665, 81233330, 162466660]

約数ペア:

[(1, 162466660), (2, 81233330), (4, 40616665), (5, 32493332), (10, 16246666), (20, 8123333), (31, 5240860), (62, 2620430), (79, 2056540), (107, 1518380), (124, 1310215), (155, 1048172), (158, 1028270), (214, 759190), (310, 524086), (316, 514135), (395, 411308), (428, 379595), (535, 303676), (620, 262043), (790, 205654), (961, 169060), (1070, 151838), (1580, 102827), (1922, 84530), (2140, 75919), (2449, 66340), (3317, 48980), (3844, 42265), (4805, 33812), (4898, 33170), (6634, 24490), (8453, 19220), (9610, 16906), (9796, 16585), (12245, 13268)]