243865720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{16433}}^1$

素因数の和:16504

約数の個数: 64

約数和(自身を含む): 638953920

約数和(自身を除く): 395088200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 7420, 14840, 16433, 32866, 65732, 82165, 115031, 131464, 164330, 230062, 328660, 460124, 575155, 657320, 870949, 920248, 1150310, 1741898, 2300620, 3483796, 4354745, 4601240, 6096643, 6967592, 8709490, 12193286, 17418980, 24386572, 30483215, 34837960, 48773144, 60966430, 121932860, 243865720]

約数ペア:

[(1, 243865720), (2, 121932860), (4, 60966430), (5, 48773144), (7, 34837960), (8, 30483215), (10, 24386572), (14, 17418980), (20, 12193286), (28, 8709490), (35, 6967592), (40, 6096643), (53, 4601240), (56, 4354745), (70, 3483796), (106, 2300620), (140, 1741898), (212, 1150310), (265, 920248), (280, 870949), (371, 657320), (424, 575155), (530, 460124), (742, 328660), (1060, 230062), (1484, 164330), (1855, 131464), (2120, 115031), (2968, 82165), (3710, 65732), (7420, 32866), (14840, 16433)]