188239860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{6661}}^1$

素因数の和:6833

約数の個数: 72

約数和(自身を含む): 574717416

約数和(自身を除く): 386477556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2826, 3140, 4710, 5652, 6661, 7065, 9420, 13322, 14130, 19983, 26644, 28260, 33305, 39966, 59949, 66610, 79932, 99915, 119898, 133220, 199830, 239796, 299745, 399660, 599490, 1045777, 1198980, 2091554, 3137331, 4183108, 5228885, 6274662, 9411993, 10457770, 12549324, 15686655, 18823986, 20915540, 31373310, 37647972, 47059965, 62746620, 94119930, 188239860]

約数ペア:

[(1, 188239860), (2, 94119930), (3, 62746620), (4, 47059965), (5, 37647972), (6, 31373310), (9, 20915540), (10, 18823986), (12, 15686655), (15, 12549324), (18, 10457770), (20, 9411993), (30, 6274662), (36, 5228885), (45, 4183108), (60, 3137331), (90, 2091554), (157, 1198980), (180, 1045777), (314, 599490), (471, 399660), (628, 299745), (785, 239796), (942, 199830), (1413, 133220), (1570, 119898), (1884, 99915), (2355, 79932), (2826, 66610), (3140, 59949), (4710, 39966), (5652, 33305), (6661, 28260), (7065, 26644), (9420, 19983), (13322, 14130)]