202399770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1489}}^1$

素因数の和:1719

約数の個数: 64

約数和(自身を含む): 509794560

約数和(自身を除く): 307394790

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 197, 230, 345, 394, 591, 690, 985, 1182, 1489, 1970, 2955, 2978, 4467, 4531, 5910, 7445, 8934, 9062, 13593, 14890, 22335, 22655, 27186, 34247, 44670, 45310, 67965, 68494, 102741, 135930, 171235, 205482, 293333, 342470, 513705, 586666, 879999, 1027410, 1466665, 1759998, 2933330, 4399995, 6746659, 8799990, 13493318, 20239977, 33733295, 40479954, 67466590, 101199885, 202399770]

約数ペア:

[(1, 202399770), (2, 101199885), (3, 67466590), (5, 40479954), (6, 33733295), (10, 20239977), (15, 13493318), (23, 8799990), (30, 6746659), (46, 4399995), (69, 2933330), (115, 1759998), (138, 1466665), (197, 1027410), (230, 879999), (345, 586666), (394, 513705), (591, 342470), (690, 293333), (985, 205482), (1182, 171235), (1489, 135930), (1970, 102741), (2955, 68494), (2978, 67965), (4467, 45310), (4531, 44670), (5910, 34247), (7445, 27186), (8934, 22655), (9062, 22335), (13593, 14890)]