261458880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{272353}}^1$

素因数の和:272373

約数の個数: 56

約数和(自身を含む): 830134992

約数和(自身を除く): 568676112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 272353, 544706, 817059, 1089412, 1361765, 1634118, 2178824, 2723530, 3268236, 4085295, 4357648, 5447060, 6536472, 8170590, 8715296, 10894120, 13072944, 16341180, 17430592, 21788240, 26145888, 32682360, 43576480, 52291776, 65364720, 87152960, 130729440, 261458880]

約数ペア:

[(1, 261458880), (2, 130729440), (3, 87152960), (4, 65364720), (5, 52291776), (6, 43576480), (8, 32682360), (10, 26145888), (12, 21788240), (15, 17430592), (16, 16341180), (20, 13072944), (24, 10894120), (30, 8715296), (32, 8170590), (40, 6536472), (48, 5447060), (60, 4357648), (64, 4085295), (80, 3268236), (96, 2723530), (120, 2178824), (160, 1634118), (192, 1361765), (240, 1089412), (320, 817059), (480, 544706), (960, 272353)]