309509910

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2749}}^1$

素因数の和:2907

約数の個数: 80

約数和(自身を含む): 838530000

約数和(自身を除く): 529020090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 139, 162, 270, 278, 405, 417, 695, 810, 834, 1251, 1390, 2085, 2502, 2749, 3753, 4170, 5498, 6255, 7506, 8247, 11259, 12510, 13745, 16494, 18765, 22518, 24741, 27490, 37530, 41235, 49482, 56295, 74223, 82470, 112590, 123705, 148446, 222669, 247410, 371115, 382111, 445338, 742230, 764222, 1113345, 1146333, 1910555, 2226690, 2292666, 3438999, 3821110, 5731665, 6877998, 10316997, 11463330, 17194995, 20633994, 30950991, 34389990, 51584985, 61901982, 103169970, 154754955, 309509910]

約数ペア:

[(1, 309509910), (2, 154754955), (3, 103169970), (5, 61901982), (6, 51584985), (9, 34389990), (10, 30950991), (15, 20633994), (18, 17194995), (27, 11463330), (30, 10316997), (45, 6877998), (54, 5731665), (81, 3821110), (90, 3438999), (135, 2292666), (139, 2226690), (162, 1910555), (270, 1146333), (278, 1113345), (405, 764222), (417, 742230), (695, 445338), (810, 382111), (834, 371115), (1251, 247410), (1390, 222669), (2085, 148446), (2502, 123705), (2749, 112590), (3753, 82470), (4170, 74223), (5498, 56295), (6255, 49482), (7506, 41235), (8247, 37530), (11259, 27490), (12510, 24741), (13745, 22518), (16494, 18765)]