256890960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{118931}}^1$

素因数の和:118953

約数の個数: 80

約数和(自身を含む): 884854080

約数和(自身を除く): 627963120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 118931, 237862, 356793, 475724, 594655, 713586, 951448, 1070379, 1189310, 1427172, 1783965, 1902896, 2140758, 2378620, 2854344, 3211137, 3567930, 4281516, 4757240, 5351895, 5708688, 6422274, 7135860, 8563032, 9514480, 10703790, 12844548, 14271720, 16055685, 17126064, 21407580, 25689096, 28543440, 32111370, 42815160, 51378192, 64222740, 85630320, 128445480, 256890960]

約数ペア:

[(1, 256890960), (2, 128445480), (3, 85630320), (4, 64222740), (5, 51378192), (6, 42815160), (8, 32111370), (9, 28543440), (10, 25689096), (12, 21407580), (15, 17126064), (16, 16055685), (18, 14271720), (20, 12844548), (24, 10703790), (27, 9514480), (30, 8563032), (36, 7135860), (40, 6422274), (45, 5708688), (48, 5351895), (54, 4757240), (60, 4281516), (72, 3567930), (80, 3211137), (90, 2854344), (108, 2378620), (120, 2140758), (135, 1902896), (144, 1783965), (180, 1427172), (216, 1189310), (240, 1070379), (270, 951448), (360, 713586), (432, 594655), (540, 475724), (720, 356793), (1080, 237862), (2160, 118931)]