140516320

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17923}}^1$

素因数の和:17952

約数の個数: 72

約数和(自身を含む): 386190504

約数和(自身を除く): 245674184

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, 17923, 35846, 71692, 89615, 125461, 143384, 179230, 250922, 286768, 358460, 501844, 573536, 627305, 716920, 878227, 1003688, 1254610, 1433840, 1756454, 2007376, 2509220, 2867680, 3512908, 4014752, 4391135, 5018440, 7025816, 8782270, 10036880, 14051632, 17564540, 20073760, 28103264, 35129080, 70258160, 140516320]

約数ペア:

[(1, 140516320), (2, 70258160), (4, 35129080), (5, 28103264), (7, 20073760), (8, 17564540), (10, 14051632), (14, 10036880), (16, 8782270), (20, 7025816), (28, 5018440), (32, 4391135), (35, 4014752), (40, 3512908), (49, 2867680), (56, 2509220), (70, 2007376), (80, 1756454), (98, 1433840), (112, 1254610), (140, 1003688), (160, 878227), (196, 716920), (224, 627305), (245, 573536), (280, 501844), (392, 358460), (490, 286768), (560, 250922), (784, 179230), (980, 143384), (1120, 125461), (1568, 89615), (1960, 71692), (3920, 35846), (7840, 17923)]