66617910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{983}}^1$

素因数の和:1250

約数の個数: 64

約数和(自身を含む): 178536960

約数和(自身を除く): 111919050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 251, 270, 502, 753, 983, 1255, 1506, 1966, 2259, 2510, 2949, 3765, 4518, 4915, 5898, 6777, 7530, 8847, 9830, 11295, 13554, 14745, 17694, 22590, 26541, 29490, 33885, 44235, 53082, 67770, 88470, 132705, 246733, 265410, 493466, 740199, 1233665, 1480398, 2220597, 2467330, 3700995, 4441194, 6661791, 7401990, 11102985, 13323582, 22205970, 33308955, 66617910]

約数ペア:

[(1, 66617910), (2, 33308955), (3, 22205970), (5, 13323582), (6, 11102985), (9, 7401990), (10, 6661791), (15, 4441194), (18, 3700995), (27, 2467330), (30, 2220597), (45, 1480398), (54, 1233665), (90, 740199), (135, 493466), (251, 265410), (270, 246733), (502, 132705), (753, 88470), (983, 67770), (1255, 53082), (1506, 44235), (1966, 33885), (2259, 29490), (2510, 26541), (2949, 22590), (3765, 17694), (4518, 14745), (4915, 13554), (5898, 11295), (6777, 9830), (7530, 8847)]