420528030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{15187}}^1$

素因数の和:15281

約数の個数: 64

約数和(自身を含む): 1102284288

約数和(自身を除く): 681756258

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 71, 78, 130, 142, 195, 213, 355, 390, 426, 710, 923, 1065, 1846, 2130, 2769, 4615, 5538, 9230, 13845, 15187, 27690, 30374, 45561, 75935, 91122, 151870, 197431, 227805, 394862, 455610, 592293, 987155, 1078277, 1184586, 1974310, 2156554, 2961465, 3234831, 5391385, 5922930, 6469662, 10782770, 14017601, 16174155, 28035202, 32348310, 42052803, 70088005, 84105606, 140176010, 210264015, 420528030]

約数ペア:

[(1, 420528030), (2, 210264015), (3, 140176010), (5, 84105606), (6, 70088005), (10, 42052803), (13, 32348310), (15, 28035202), (26, 16174155), (30, 14017601), (39, 10782770), (65, 6469662), (71, 5922930), (78, 5391385), (130, 3234831), (142, 2961465), (195, 2156554), (213, 1974310), (355, 1184586), (390, 1078277), (426, 987155), (710, 592293), (923, 455610), (1065, 394862), (1846, 227805), (2130, 197431), (2769, 151870), (4615, 91122), (5538, 75935), (9230, 45561), (13845, 30374), (15187, 27690)]