80782560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{56099}}^1$

素因数の和:56120

約数の個数: 72

約数和(自身を含む): 275675400

約数和(自身を除く): 194892840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 56099, 112198, 168297, 224396, 280495, 336594, 448792, 504891, 560990, 673188, 841485, 897584, 1009782, 1121980, 1346376, 1682970, 1795168, 2019564, 2243960, 2524455, 2692752, 3365940, 4039128, 4487920, 5048910, 5385504, 6731880, 8078256, 8975840, 10097820, 13463760, 16156512, 20195640, 26927520, 40391280, 80782560]

約数ペア:

[(1, 80782560), (2, 40391280), (3, 26927520), (4, 20195640), (5, 16156512), (6, 13463760), (8, 10097820), (9, 8975840), (10, 8078256), (12, 6731880), (15, 5385504), (16, 5048910), (18, 4487920), (20, 4039128), (24, 3365940), (30, 2692752), (32, 2524455), (36, 2243960), (40, 2019564), (45, 1795168), (48, 1682970), (60, 1346376), (72, 1121980), (80, 1009782), (90, 897584), (96, 841485), (120, 673188), (144, 560990), (160, 504891), (180, 448792), (240, 336594), (288, 280495), (360, 224396), (480, 168297), (720, 112198), (1440, 56099)]