30472120

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{2221}}^1$

素因数の和:2253

約数の個数: 64

約数和(自身を含む): 79992000

約数和(自身を除く): 49519880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2221, 2744, 3430, 4442, 6860, 8884, 11105, 13720, 15547, 17768, 22210, 31094, 44420, 62188, 77735, 88840, 108829, 124376, 155470, 217658, 310940, 435316, 544145, 621880, 761803, 870632, 1088290, 1523606, 2176580, 3047212, 3809015, 4353160, 6094424, 7618030, 15236060, 30472120]

約数ペア:

[(1, 30472120), (2, 15236060), (4, 7618030), (5, 6094424), (7, 4353160), (8, 3809015), (10, 3047212), (14, 2176580), (20, 1523606), (28, 1088290), (35, 870632), (40, 761803), (49, 621880), (56, 544145), (70, 435316), (98, 310940), (140, 217658), (196, 155470), (245, 124376), (280, 108829), (343, 88840), (392, 77735), (490, 62188), (686, 44420), (980, 31094), (1372, 22210), (1715, 17768), (1960, 15547), (2221, 13720), (2744, 11105), (3430, 8884), (4442, 6860)]