17958780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{4751}}^1$

素因数の和:4776

約数の個数: 96

約数和(自身を含む): 63866880

約数和(自身を除く): 45908100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 4751, 9502, 14253, 19004, 23755, 28506, 33257, 42759, 47510, 57012, 66514, 71265, 85518, 95020, 99771, 128277, 133028, 142530, 166285, 171036, 199542, 213795, 256554, 285060, 299313, 332570, 399084, 427590, 498855, 513108, 598626, 641385, 665140, 855180, 897939, 997710, 1197252, 1282770, 1496565, 1795878, 1995420, 2565540, 2993130, 3591756, 4489695, 5986260, 8979390, 17958780]

約数ペア:

[(1, 17958780), (2, 8979390), (3, 5986260), (4, 4489695), (5, 3591756), (6, 2993130), (7, 2565540), (9, 1995420), (10, 1795878), (12, 1496565), (14, 1282770), (15, 1197252), (18, 997710), (20, 897939), (21, 855180), (27, 665140), (28, 641385), (30, 598626), (35, 513108), (36, 498855), (42, 427590), (45, 399084), (54, 332570), (60, 299313), (63, 285060), (70, 256554), (84, 213795), (90, 199542), (105, 171036), (108, 166285), (126, 142530), (135, 133028), (140, 128277), (180, 99771), (189, 95020), (210, 85518), (252, 71265), (270, 66514), (315, 57012), (378, 47510), (420, 42759), (540, 33257), (630, 28506), (756, 23755), (945, 19004), (1260, 14253), (1890, 9502), (3780, 4751)]