137785480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6229}}^1$

素因数の和:6326

約数の個数: 64

約数和(自身を含む): 358848000

約数和(自身を除く): 221062520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 4424, 5530, 6229, 11060, 12458, 22120, 24916, 31145, 43603, 49832, 62290, 87206, 124580, 174412, 218015, 249160, 348824, 436030, 492091, 872060, 984182, 1744120, 1968364, 2460455, 3444637, 3936728, 4920910, 6889274, 9841820, 13778548, 17223185, 19683640, 27557096, 34446370, 68892740, 137785480]

約数ペア:

[(1, 137785480), (2, 68892740), (4, 34446370), (5, 27557096), (7, 19683640), (8, 17223185), (10, 13778548), (14, 9841820), (20, 6889274), (28, 4920910), (35, 3936728), (40, 3444637), (56, 2460455), (70, 1968364), (79, 1744120), (140, 984182), (158, 872060), (280, 492091), (316, 436030), (395, 348824), (553, 249160), (632, 218015), (790, 174412), (1106, 124580), (1580, 87206), (2212, 62290), (2765, 49832), (3160, 43603), (4424, 31145), (5530, 24916), (6229, 22120), (11060, 12458)]