222079245

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{509}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 396576000

約数和(自身を除く): 174496755

約数列:

[1, 3, 5, 15, 17, 29, 51, 59, 85, 87, 145, 177, 255, 295, 435, 493, 509, 885, 1003, 1479, 1527, 1711, 2465, 2545, 3009, 5015, 5133, 7395, 7635, 8555, 8653, 14761, 15045, 25665, 25959, 29087, 30031, 43265, 44283, 73805, 87261, 90093, 129795, 145435, 150155, 221415, 250937, 436305, 450465, 510527, 752811, 870899, 1254685, 1531581, 2552635, 2612697, 3764055, 4354495, 7657905, 13063485, 14805283, 44415849, 74026415, 222079245]

約数ペア:

[(1, 222079245), (3, 74026415), (5, 44415849), (15, 14805283), (17, 13063485), (29, 7657905), (51, 4354495), (59, 3764055), (85, 2612697), (87, 2552635), (145, 1531581), (177, 1254685), (255, 870899), (295, 752811), (435, 510527), (493, 450465), (509, 436305), (885, 250937), (1003, 221415), (1479, 150155), (1527, 145435), (1711, 129795), (2465, 90093), (2545, 87261), (3009, 73805), (5015, 44283), (5133, 43265), (7395, 30031), (7635, 29087), (8555, 25959), (8653, 25665), (14761, 15045)]