72805860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{577}}^1\times {\mathrm{701}}^1$

素因数の和:1293

約数の個数: 72

約数和(自身を含む): 221542776

約数和(自身を除く): 148736916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 577, 701, 1154, 1402, 1731, 2103, 2308, 2804, 2885, 3462, 3505, 4206, 5193, 5770, 6309, 6924, 7010, 8412, 8655, 10386, 10515, 11540, 12618, 14020, 17310, 20772, 21030, 25236, 25965, 31545, 34620, 42060, 51930, 63090, 103860, 126180, 404477, 808954, 1213431, 1617908, 2022385, 2426862, 3640293, 4044770, 4853724, 6067155, 7280586, 8089540, 12134310, 14561172, 18201465, 24268620, 36402930, 72805860]

約数ペア:

[(1, 72805860), (2, 36402930), (3, 24268620), (4, 18201465), (5, 14561172), (6, 12134310), (9, 8089540), (10, 7280586), (12, 6067155), (15, 4853724), (18, 4044770), (20, 3640293), (30, 2426862), (36, 2022385), (45, 1617908), (60, 1213431), (90, 808954), (180, 404477), (577, 126180), (701, 103860), (1154, 63090), (1402, 51930), (1731, 42060), (2103, 34620), (2308, 31545), (2804, 25965), (2885, 25236), (3462, 21030), (3505, 20772), (4206, 17310), (5193, 14020), (5770, 12618), (6309, 11540), (6924, 10515), (7010, 10386), (8412, 8655)]