78857460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{39827}}^1$

素因数の和:39853

約数の個数: 72

約数和(自身を含む): 260953056

約数和(自身を除く): 182095596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 39827, 79654, 119481, 159308, 199135, 238962, 358443, 398270, 438097, 477924, 597405, 716886, 796540, 876194, 1194810, 1314291, 1433772, 1752388, 1792215, 2190485, 2389620, 2628582, 3584430, 3942873, 4380970, 5257164, 6571455, 7168860, 7885746, 8761940, 13142910, 15771492, 19714365, 26285820, 39428730, 78857460]

約数ペア:

[(1, 78857460), (2, 39428730), (3, 26285820), (4, 19714365), (5, 15771492), (6, 13142910), (9, 8761940), (10, 7885746), (11, 7168860), (12, 6571455), (15, 5257164), (18, 4380970), (20, 3942873), (22, 3584430), (30, 2628582), (33, 2389620), (36, 2190485), (44, 1792215), (45, 1752388), (55, 1433772), (60, 1314291), (66, 1194810), (90, 876194), (99, 796540), (110, 716886), (132, 597405), (165, 477924), (180, 438097), (198, 398270), (220, 358443), (330, 238962), (396, 199135), (495, 159308), (660, 119481), (990, 79654), (1980, 39827)]