201215840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{179657}}^1$

素因数の和:179679

約数の個数: 48

約数和(自身を含む): 543285792

約数和(自身を除く): 342069952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 179657, 359314, 718628, 898285, 1257599, 1437256, 1796570, 2515198, 2874512, 3593140, 5030396, 5749024, 6287995, 7186280, 10060792, 12575990, 14372560, 20121584, 25151980, 28745120, 40243168, 50303960, 100607920, 201215840]

約数ペア:

[(1, 201215840), (2, 100607920), (4, 50303960), (5, 40243168), (7, 28745120), (8, 25151980), (10, 20121584), (14, 14372560), (16, 12575990), (20, 10060792), (28, 7186280), (32, 6287995), (35, 5749024), (40, 5030396), (56, 3593140), (70, 2874512), (80, 2515198), (112, 1796570), (140, 1437256), (160, 1257599), (224, 898285), (280, 718628), (560, 359314), (1120, 179657)]