206510920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67049}}^1$

素因数の和:67078

約数の個数: 64

約数和(自身を含む): 579312000

約数和(自身を除く): 372801080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 67049, 134098, 268196, 335245, 469343, 536392, 670490, 737539, 938686, 1340980, 1475078, 1877372, 2346715, 2681960, 2950156, 3687695, 3754744, 4693430, 5162773, 5900312, 7375390, 9386860, 10325546, 14750780, 18773720, 20651092, 25813865, 29501560, 41302184, 51627730, 103255460, 206510920]

約数ペア:

[(1, 206510920), (2, 103255460), (4, 51627730), (5, 41302184), (7, 29501560), (8, 25813865), (10, 20651092), (11, 18773720), (14, 14750780), (20, 10325546), (22, 9386860), (28, 7375390), (35, 5900312), (40, 5162773), (44, 4693430), (55, 3754744), (56, 3687695), (70, 2950156), (77, 2681960), (88, 2346715), (110, 1877372), (140, 1475078), (154, 1340980), (220, 938686), (280, 737539), (308, 670490), (385, 536392), (440, 469343), (616, 335245), (770, 268196), (1540, 134098), (3080, 67049)]