15218820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{28183}}^1$

素因数の和:28201

約数の個数: 48

約数和(自身を含む): 47349120

約数和(自身を除く): 32130300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 28183, 56366, 84549, 112732, 140915, 169098, 253647, 281830, 338196, 422745, 507294, 563660, 760941, 845490, 1014588, 1268235, 1521882, 1690980, 2536470, 3043764, 3804705, 5072940, 7609410, 15218820]

約数ペア:

[(1, 15218820), (2, 7609410), (3, 5072940), (4, 3804705), (5, 3043764), (6, 2536470), (9, 1690980), (10, 1521882), (12, 1268235), (15, 1014588), (18, 845490), (20, 760941), (27, 563660), (30, 507294), (36, 422745), (45, 338196), (54, 281830), (60, 253647), (90, 169098), (108, 140915), (135, 112732), (180, 84549), (270, 56366), (540, 28183)]