123726910

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 238645440

約数和(自身を除く): 114918530

約数列:

[1, 2, 5, 10, 43, 53, 61, 86, 89, 106, 122, 178, 215, 265, 305, 430, 445, 530, 610, 890, 2279, 2623, 3233, 3827, 4558, 4717, 5246, 5429, 6466, 7654, 9434, 10858, 11395, 13115, 16165, 19135, 22790, 23585, 26230, 27145, 32330, 38270, 47170, 54290, 139019, 202831, 233447, 278038, 287737, 405662, 466894, 575474, 695095, 1014155, 1167235, 1390190, 1438685, 2028310, 2334470, 2877370, 12372691, 24745382, 61863455, 123726910]

約数ペア:

[(1, 123726910), (2, 61863455), (5, 24745382), (10, 12372691), (43, 2877370), (53, 2334470), (61, 2028310), (86, 1438685), (89, 1390190), (106, 1167235), (122, 1014155), (178, 695095), (215, 575474), (265, 466894), (305, 405662), (430, 287737), (445, 278038), (530, 233447), (610, 202831), (890, 139019), (2279, 54290), (2623, 47170), (3233, 38270), (3827, 32330), (4558, 27145), (4717, 26230), (5246, 23585), (5429, 22790), (6466, 19135), (7654, 16165), (9434, 13115), (10858, 11395)]