1980587430

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{198257}}^1$

素因数の和:198310

約数の個数: 64

約数和(自身を含む): 5424338880

約数和(自身を除く): 3443751450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 90, 111, 135, 185, 222, 270, 333, 370, 555, 666, 999, 1110, 1665, 1998, 3330, 4995, 9990, 198257, 396514, 594771, 991285, 1189542, 1784313, 1982570, 2973855, 3568626, 5352939, 5947710, 7335509, 8921565, 10705878, 14671018, 17843130, 22006527, 26764695, 36677545, 44013054, 53529390, 66019581, 73355090, 110032635, 132039162, 198058743, 220065270, 330097905, 396117486, 660195810, 990293715, 1980587430]

約数ペア:

[(1, 1980587430), (2, 990293715), (3, 660195810), (5, 396117486), (6, 330097905), (9, 220065270), (10, 198058743), (15, 132039162), (18, 110032635), (27, 73355090), (30, 66019581), (37, 53529390), (45, 44013054), (54, 36677545), (74, 26764695), (90, 22006527), (111, 17843130), (135, 14671018), (185, 10705878), (222, 8921565), (270, 7335509), (333, 5947710), (370, 5352939), (555, 3568626), (666, 2973855), (999, 1982570), (1110, 1784313), (1665, 1189542), (1998, 991285), (3330, 594771), (4995, 396514), (9990, 198257)]