306110720

素因数分解:

$2^8\times 5^1\times {\mathrm{379}}^1\times {\mathrm{631}}^1$

素因数の和:1031

約数の個数: 72

約数和(自身を含む): 736330560

約数和(自身を除く): 430219840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 379, 631, 640, 758, 1262, 1280, 1516, 1895, 2524, 3032, 3155, 3790, 5048, 6064, 6310, 7580, 10096, 12128, 12620, 15160, 20192, 24256, 25240, 30320, 40384, 48512, 50480, 60640, 80768, 97024, 100960, 121280, 161536, 201920, 239149, 242560, 403840, 478298, 485120, 807680, 956596, 1195745, 1913192, 2391490, 3826384, 4782980, 7652768, 9565960, 15305536, 19131920, 30611072, 38263840, 61222144, 76527680, 153055360, 306110720]

約数ペア:

[(1, 306110720), (2, 153055360), (4, 76527680), (5, 61222144), (8, 38263840), (10, 30611072), (16, 19131920), (20, 15305536), (32, 9565960), (40, 7652768), (64, 4782980), (80, 3826384), (128, 2391490), (160, 1913192), (256, 1195745), (320, 956596), (379, 807680), (631, 485120), (640, 478298), (758, 403840), (1262, 242560), (1280, 239149), (1516, 201920), (1895, 161536), (2524, 121280), (3032, 100960), (3155, 97024), (3790, 80768), (5048, 60640), (6064, 50480), (6310, 48512), (7580, 40384), (10096, 30320), (12128, 25240), (12620, 24256), (15160, 20192)]