28818630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{887}}^1$

素因数の和:938

約数の個数: 72

約数和(自身を含む): 79168752

約数和(自身を除く): 50350122

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 361, 570, 722, 855, 887, 1083, 1710, 1774, 1805, 2166, 2661, 3249, 3610, 4435, 5322, 5415, 6498, 7983, 8870, 10830, 13305, 15966, 16245, 16853, 26610, 32490, 33706, 39915, 50559, 79830, 84265, 101118, 151677, 168530, 252795, 303354, 320207, 505590, 640414, 758385, 960621, 1516770, 1601035, 1921242, 2881863, 3202070, 4803105, 5763726, 9606210, 14409315, 28818630]

約数ペア:

[(1, 28818630), (2, 14409315), (3, 9606210), (5, 5763726), (6, 4803105), (9, 3202070), (10, 2881863), (15, 1921242), (18, 1601035), (19, 1516770), (30, 960621), (38, 758385), (45, 640414), (57, 505590), (90, 320207), (95, 303354), (114, 252795), (171, 168530), (190, 151677), (285, 101118), (342, 84265), (361, 79830), (570, 50559), (722, 39915), (855, 33706), (887, 32490), (1083, 26610), (1710, 16853), (1774, 16245), (1805, 15966), (2166, 13305), (2661, 10830), (3249, 8870), (3610, 7983), (4435, 6498), (5322, 5415)]