7500920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 20314800

約数和(自身を除く): 12813880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 49, 56, 70, 86, 89, 98, 140, 172, 178, 196, 215, 245, 280, 301, 344, 356, 392, 430, 445, 490, 602, 623, 712, 860, 890, 980, 1204, 1246, 1505, 1720, 1780, 1960, 2107, 2408, 2492, 3010, 3115, 3560, 3827, 4214, 4361, 4984, 6020, 6230, 7654, 8428, 8722, 10535, 12040, 12460, 15308, 16856, 17444, 19135, 21070, 21805, 24920, 26789, 30616, 34888, 38270, 42140, 43610, 53578, 76540, 84280, 87220, 107156, 133945, 153080, 174440, 187523, 214312, 267890, 375046, 535780, 750092, 937615, 1071560, 1500184, 1875230, 3750460, 7500920]

約数ペア:

[(1, 7500920), (2, 3750460), (4, 1875230), (5, 1500184), (7, 1071560), (8, 937615), (10, 750092), (14, 535780), (20, 375046), (28, 267890), (35, 214312), (40, 187523), (43, 174440), (49, 153080), (56, 133945), (70, 107156), (86, 87220), (89, 84280), (98, 76540), (140, 53578), (172, 43610), (178, 42140), (196, 38270), (215, 34888), (245, 30616), (280, 26789), (301, 24920), (344, 21805), (356, 21070), (392, 19135), (430, 17444), (445, 16856), (490, 15308), (602, 12460), (623, 12040), (712, 10535), (860, 8722), (890, 8428), (980, 7654), (1204, 6230), (1246, 6020), (1505, 4984), (1720, 4361), (1780, 4214), (1960, 3827), (2107, 3560), (2408, 3115), (2492, 3010)]