156227680

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19927}}^1$

素因数の和:19956

約数の個数: 72

約数和(自身を含む): 429368688

約数和(自身を除く): 273141008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 19927, 39854, 79708, 99635, 139489, 159416, 199270, 278978, 318832, 398540, 557956, 637664, 697445, 797080, 976423, 1115912, 1394890, 1594160, 1952846, 2231824, 2789780, 3188320, 3905692, 4463648, 4882115, 5579560, 7811384, 9764230, 11159120, 15622768, 19528460, 22318240, 31245536, 39056920, 78113840, 156227680]

約数ペア:

[(1, 156227680), (2, 78113840), (4, 39056920), (5, 31245536), (7, 22318240), (8, 19528460), (10, 15622768), (14, 11159120), (16, 9764230), (20, 7811384), (28, 5579560), (32, 4882115), (35, 4463648), (40, 3905692), (49, 3188320), (56, 2789780), (70, 2231824), (80, 1952846), (98, 1594160), (112, 1394890), (140, 1115912), (160, 976423), (196, 797080), (224, 697445), (245, 637664), (280, 557956), (392, 398540), (490, 318832), (560, 278978), (784, 199270), (980, 159416), (1120, 139489), (1568, 99635), (1960, 79708), (3920, 39854), (7840, 19927)]