12681720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{35227}}^1$

素因数の和:35244

約数の個数: 48

約数和(自身を含む): 41216760

約数和(自身を除く): 28535040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 35227, 70454, 105681, 140908, 176135, 211362, 281816, 317043, 352270, 422724, 528405, 634086, 704540, 845448, 1056810, 1268172, 1409080, 1585215, 2113620, 2536344, 3170430, 4227240, 6340860, 12681720]

約数ペア:

[(1, 12681720), (2, 6340860), (3, 4227240), (4, 3170430), (5, 2536344), (6, 2113620), (8, 1585215), (9, 1409080), (10, 1268172), (12, 1056810), (15, 845448), (18, 704540), (20, 634086), (24, 528405), (30, 422724), (36, 352270), (40, 317043), (45, 281816), (60, 211362), (72, 176135), (90, 140908), (120, 105681), (180, 70454), (360, 35227)]