209210960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4729}}^1$

素因数の和:4828

約数の個数: 80

約数和(自身を含む): 563059200

約数和(自身を除く): 353848240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1580, 2212, 2765, 3160, 4424, 4729, 5530, 6320, 8848, 9458, 11060, 18916, 22120, 23645, 33103, 37832, 44240, 47290, 66206, 75664, 94580, 132412, 165515, 189160, 264824, 331030, 373591, 378320, 529648, 662060, 747182, 1324120, 1494364, 1867955, 2615137, 2648240, 2988728, 3735910, 5230274, 5977456, 7471820, 10460548, 13075685, 14943640, 20921096, 26151370, 29887280, 41842192, 52302740, 104605480, 209210960]

約数ペア:

[(1, 209210960), (2, 104605480), (4, 52302740), (5, 41842192), (7, 29887280), (8, 26151370), (10, 20921096), (14, 14943640), (16, 13075685), (20, 10460548), (28, 7471820), (35, 5977456), (40, 5230274), (56, 3735910), (70, 2988728), (79, 2648240), (80, 2615137), (112, 1867955), (140, 1494364), (158, 1324120), (280, 747182), (316, 662060), (395, 529648), (553, 378320), (560, 373591), (632, 331030), (790, 264824), (1106, 189160), (1264, 165515), (1580, 132412), (2212, 94580), (2765, 75664), (3160, 66206), (4424, 47290), (4729, 44240), (5530, 37832), (6320, 33103), (8848, 23645), (9458, 22120), (11060, 18916)]