161533620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{8387}}^1$

素因数の和:8509

約数の個数: 72

約数和(自身を含む): 494623584

約数和(自身を除く): 333089964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 535, 642, 963, 1070, 1284, 1605, 1926, 2140, 3210, 3852, 4815, 6420, 8387, 9630, 16774, 19260, 25161, 33548, 41935, 50322, 75483, 83870, 100644, 125805, 150966, 167740, 251610, 301932, 377415, 503220, 754830, 897409, 1509660, 1794818, 2692227, 3589636, 4487045, 5384454, 8076681, 8974090, 10768908, 13461135, 16153362, 17948180, 26922270, 32306724, 40383405, 53844540, 80766810, 161533620]

約数ペア:

[(1, 161533620), (2, 80766810), (3, 53844540), (4, 40383405), (5, 32306724), (6, 26922270), (9, 17948180), (10, 16153362), (12, 13461135), (15, 10768908), (18, 8974090), (20, 8076681), (30, 5384454), (36, 4487045), (45, 3589636), (60, 2692227), (90, 1794818), (107, 1509660), (180, 897409), (214, 754830), (321, 503220), (428, 377415), (535, 301932), (642, 251610), (963, 167740), (1070, 150966), (1284, 125805), (1605, 100644), (1926, 83870), (2140, 75483), (3210, 50322), (3852, 41935), (4815, 33548), (6420, 25161), (8387, 19260), (9630, 16774)]