312017580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{247633}}^1$

素因数の和:247655

約数の個数: 72

約数和(自身を含む): 1081665312

約数和(自身を除く): 769647732

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 247633, 495266, 742899, 990532, 1238165, 1485798, 1733431, 2228697, 2476330, 2971596, 3466862, 3714495, 4457394, 4952660, 5200293, 6933724, 7428990, 8667155, 8914788, 10400586, 11143485, 14857980, 15600879, 17334310, 20801172, 22286970, 26001465, 31201758, 34668620, 44573940, 52002930, 62403516, 78004395, 104005860, 156008790, 312017580]

約数ペア:

[(1, 312017580), (2, 156008790), (3, 104005860), (4, 78004395), (5, 62403516), (6, 52002930), (7, 44573940), (9, 34668620), (10, 31201758), (12, 26001465), (14, 22286970), (15, 20801172), (18, 17334310), (20, 15600879), (21, 14857980), (28, 11143485), (30, 10400586), (35, 8914788), (36, 8667155), (42, 7428990), (45, 6933724), (60, 5200293), (63, 4952660), (70, 4457394), (84, 3714495), (90, 3466862), (105, 2971596), (126, 2476330), (140, 2228697), (180, 1733431), (210, 1485798), (252, 1238165), (315, 990532), (420, 742899), (630, 495266), (1260, 247633)]