199976940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1110983}}^1$

素因数の和:1110998

約数の個数: 36

約数和(自身を含む): 606597264

約数和(自身を除く): 406620324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1110983, 2221966, 3332949, 4443932, 5554915, 6665898, 9998847, 11109830, 13331796, 16664745, 19997694, 22219660, 33329490, 39995388, 49994235, 66658980, 99988470, 199976940]

約数ペア:

[(1, 199976940), (2, 99988470), (3, 66658980), (4, 49994235), (5, 39995388), (6, 33329490), (9, 22219660), (10, 19997694), (12, 16664745), (15, 13331796), (18, 11109830), (20, 9998847), (30, 6665898), (36, 5554915), (45, 4443932), (60, 3332949), (90, 2221966), (180, 1110983)]