287328120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{8521}}^1$

素因数の和:8816

約数の個数: 64

約数和(自身を含む): 865153440

約数和(自身を除く): 577825320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 281, 562, 843, 1124, 1405, 1686, 2248, 2810, 3372, 4215, 5620, 6744, 8430, 8521, 11240, 16860, 17042, 25563, 33720, 34084, 42605, 51126, 68168, 85210, 102252, 127815, 170420, 204504, 255630, 340840, 511260, 1022520, 2394401, 4788802, 7183203, 9577604, 11972005, 14366406, 19155208, 23944010, 28732812, 35916015, 47888020, 57465624, 71832030, 95776040, 143664060, 287328120]

約数ペア:

[(1, 287328120), (2, 143664060), (3, 95776040), (4, 71832030), (5, 57465624), (6, 47888020), (8, 35916015), (10, 28732812), (12, 23944010), (15, 19155208), (20, 14366406), (24, 11972005), (30, 9577604), (40, 7183203), (60, 4788802), (120, 2394401), (281, 1022520), (562, 511260), (843, 340840), (1124, 255630), (1405, 204504), (1686, 170420), (2248, 127815), (2810, 102252), (3372, 85210), (4215, 68168), (5620, 51126), (6744, 42605), (8430, 34084), (8521, 33720), (11240, 25563), (16860, 17042)]