18453400

素因数分解:

$2^3\times 5^2\times 7^3\times {\mathrm{269}}^1$

素因数の和:306

約数の個数: 96

約数和(自身を含む): 50220000

約数和(自身を除く): 31766600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 269, 280, 343, 350, 392, 490, 538, 686, 700, 980, 1076, 1225, 1345, 1372, 1400, 1715, 1883, 1960, 2152, 2450, 2690, 2744, 3430, 3766, 4900, 5380, 6725, 6860, 7532, 8575, 9415, 9800, 10760, 13181, 13450, 13720, 15064, 17150, 18830, 26362, 26900, 34300, 37660, 47075, 52724, 53800, 65905, 68600, 75320, 92267, 94150, 105448, 131810, 184534, 188300, 263620, 329525, 369068, 376600, 461335, 527240, 659050, 738136, 922670, 1318100, 1845340, 2306675, 2636200, 3690680, 4613350, 9226700, 18453400]

約数ペア:

[(1, 18453400), (2, 9226700), (4, 4613350), (5, 3690680), (7, 2636200), (8, 2306675), (10, 1845340), (14, 1318100), (20, 922670), (25, 738136), (28, 659050), (35, 527240), (40, 461335), (49, 376600), (50, 369068), (56, 329525), (70, 263620), (98, 188300), (100, 184534), (140, 131810), (175, 105448), (196, 94150), (200, 92267), (245, 75320), (269, 68600), (280, 65905), (343, 53800), (350, 52724), (392, 47075), (490, 37660), (538, 34300), (686, 26900), (700, 26362), (980, 18830), (1076, 17150), (1225, 15064), (1345, 13720), (1372, 13450), (1400, 13181), (1715, 10760), (1883, 9800), (1960, 9415), (2152, 8575), (2450, 7532), (2690, 6860), (2744, 6725), (3430, 5380), (3766, 4900)]