203426440

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{14827}}^1$

素因数の和:14859

約数の個数: 64

約数和(自身を含む): 533808000

約数和(自身を除く): 330381560

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, 2744, 3430, 6860, 13720, 14827, 29654, 59308, 74135, 103789, 118616, 148270, 207578, 296540, 415156, 518945, 593080, 726523, 830312, 1037890, 1453046, 2075780, 2906092, 3632615, 4151560, 5085661, 5812184, 7265230, 10171322, 14530460, 20342644, 25428305, 29060920, 40685288, 50856610, 101713220, 203426440]

約数ペア:

[(1, 203426440), (2, 101713220), (4, 50856610), (5, 40685288), (7, 29060920), (8, 25428305), (10, 20342644), (14, 14530460), (20, 10171322), (28, 7265230), (35, 5812184), (40, 5085661), (49, 4151560), (56, 3632615), (70, 2906092), (98, 2075780), (140, 1453046), (196, 1037890), (245, 830312), (280, 726523), (343, 593080), (392, 518945), (490, 415156), (686, 296540), (980, 207578), (1372, 148270), (1715, 118616), (1960, 103789), (2744, 74135), (3430, 59308), (6860, 29654), (13720, 14827)]