30148640

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3089}}^1$

素因数の和:3165

約数の個数: 48

約数和(自身を含む): 72417240

約数和(自身を除く): 42268600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 3089, 4880, 6178, 9760, 12356, 15445, 24712, 30890, 49424, 61780, 98848, 123560, 188429, 247120, 376858, 494240, 753716, 942145, 1507432, 1884290, 3014864, 3768580, 6029728, 7537160, 15074320, 30148640]

約数ペア:

[(1, 30148640), (2, 15074320), (4, 7537160), (5, 6029728), (8, 3768580), (10, 3014864), (16, 1884290), (20, 1507432), (32, 942145), (40, 753716), (61, 494240), (80, 376858), (122, 247120), (160, 188429), (244, 123560), (305, 98848), (488, 61780), (610, 49424), (976, 30890), (1220, 24712), (1952, 15445), (2440, 12356), (3089, 9760), (4880, 6178)]