318780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1$

素因数の和:56

約数の個数: 144

約数和(自身を含む): 1257984

約数和(自身を除く): 939204

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 23, 28, 30, 33, 35, 36, 42, 44, 45, 46, 55, 60, 63, 66, 69, 70, 77, 84, 90, 92, 99, 105, 110, 115, 126, 132, 138, 140, 154, 161, 165, 180, 198, 207, 210, 220, 230, 231, 252, 253, 276, 308, 315, 322, 330, 345, 385, 396, 414, 420, 460, 462, 483, 495, 506, 630, 644, 660, 690, 693, 759, 770, 805, 828, 924, 966, 990, 1012, 1035, 1155, 1260, 1265, 1380, 1386, 1449, 1518, 1540, 1610, 1771, 1932, 1980, 2070, 2277, 2310, 2415, 2530, 2772, 2898, 3036, 3220, 3465, 3542, 3795, 4140, 4554, 4620, 4830, 5060, 5313, 5796, 6930, 7084, 7245, 7590, 8855, 9108, 9660, 10626, 11385, 13860, 14490, 15180, 15939, 17710, 21252, 22770, 26565, 28980, 31878, 35420, 45540, 53130, 63756, 79695, 106260, 159390, 318780]

約数ペア:

[(1, 318780), (2, 159390), (3, 106260), (4, 79695), (5, 63756), (6, 53130), (7, 45540), (9, 35420), (10, 31878), (11, 28980), (12, 26565), (14, 22770), (15, 21252), (18, 17710), (20, 15939), (21, 15180), (22, 14490), (23, 13860), (28, 11385), (30, 10626), (33, 9660), (35, 9108), (36, 8855), (42, 7590), (44, 7245), (45, 7084), (46, 6930), (55, 5796), (60, 5313), (63, 5060), (66, 4830), (69, 4620), (70, 4554), (77, 4140), (84, 3795), (90, 3542), (92, 3465), (99, 3220), (105, 3036), (110, 2898), (115, 2772), (126, 2530), (132, 2415), (138, 2310), (140, 2277), (154, 2070), (161, 1980), (165, 1932), (180, 1771), (198, 1610), (207, 1540), (210, 1518), (220, 1449), (230, 1386), (231, 1380), (252, 1265), (253, 1260), (276, 1155), (308, 1035), (315, 1012), (322, 990), (330, 966), (345, 924), (385, 828), (396, 805), (414, 770), (420, 759), (460, 693), (462, 690), (483, 660), (495, 644), (506, 630)]