30948400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{1579}}^1$

素因数の和:1611

約数の個数: 90

約数和(自身を含む): 86547660

約数和(自身を除く): 55599260

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1579, 1960, 2450, 2800, 3158, 3920, 4900, 6316, 7895, 9800, 11053, 12632, 15790, 19600, 22106, 25264, 31580, 39475, 44212, 55265, 63160, 77371, 78950, 88424, 110530, 126320, 154742, 157900, 176848, 221060, 276325, 309484, 315800, 386855, 442120, 552650, 618968, 631600, 773710, 884240, 1105300, 1237936, 1547420, 1934275, 2210600, 3094840, 3868550, 4421200, 6189680, 7737100, 15474200, 30948400]

約数ペア:

[(1, 30948400), (2, 15474200), (4, 7737100), (5, 6189680), (7, 4421200), (8, 3868550), (10, 3094840), (14, 2210600), (16, 1934275), (20, 1547420), (25, 1237936), (28, 1105300), (35, 884240), (40, 773710), (49, 631600), (50, 618968), (56, 552650), (70, 442120), (80, 386855), (98, 315800), (100, 309484), (112, 276325), (140, 221060), (175, 176848), (196, 157900), (200, 154742), (245, 126320), (280, 110530), (350, 88424), (392, 78950), (400, 77371), (490, 63160), (560, 55265), (700, 44212), (784, 39475), (980, 31580), (1225, 25264), (1400, 22106), (1579, 19600), (1960, 15790), (2450, 12632), (2800, 11053), (3158, 9800), (3920, 7895), (4900, 6316)]