486770120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{727}}^1\times {\mathrm{881}}^1$

素因数の和:1638

約数の個数: 64

約数和(自身を含む): 1155772800

約数和(自身を除く): 669002680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 727, 760, 881, 1454, 1762, 2908, 3524, 3635, 4405, 5816, 7048, 7270, 8810, 13813, 14540, 16739, 17620, 27626, 29080, 33478, 35240, 55252, 66956, 69065, 83695, 110504, 133912, 138130, 167390, 276260, 334780, 552520, 640487, 669560, 1280974, 2561948, 3202435, 5123896, 6404870, 12169253, 12809740, 24338506, 25619480, 48677012, 60846265, 97354024, 121692530, 243385060, 486770120]

約数ペア:

[(1, 486770120), (2, 243385060), (4, 121692530), (5, 97354024), (8, 60846265), (10, 48677012), (19, 25619480), (20, 24338506), (38, 12809740), (40, 12169253), (76, 6404870), (95, 5123896), (152, 3202435), (190, 2561948), (380, 1280974), (727, 669560), (760, 640487), (881, 552520), (1454, 334780), (1762, 276260), (2908, 167390), (3524, 138130), (3635, 133912), (4405, 110504), (5816, 83695), (7048, 69065), (7270, 66956), (8810, 55252), (13813, 35240), (14540, 33478), (16739, 29080), (17620, 27626)]