2642280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 8043840

約数和(自身を除く): 5401560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 227, 291, 388, 454, 485, 582, 681, 776, 908, 970, 1135, 1164, 1362, 1455, 1816, 1940, 2270, 2328, 2724, 2910, 3405, 3880, 4540, 5448, 5820, 6810, 9080, 11640, 13620, 22019, 27240, 44038, 66057, 88076, 110095, 132114, 176152, 220190, 264228, 330285, 440380, 528456, 660570, 880760, 1321140, 2642280]

約数ペア:

[(1, 2642280), (2, 1321140), (3, 880760), (4, 660570), (5, 528456), (6, 440380), (8, 330285), (10, 264228), (12, 220190), (15, 176152), (20, 132114), (24, 110095), (30, 88076), (40, 66057), (60, 44038), (97, 27240), (120, 22019), (194, 13620), (227, 11640), (291, 9080), (388, 6810), (454, 5820), (485, 5448), (582, 4540), (681, 3880), (776, 3405), (908, 2910), (970, 2724), (1135, 2328), (1164, 2270), (1362, 1940), (1455, 1816)]