449340080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{7499}}^1$

素因数の和:7626

約数の個数: 80

約数和(自身を含む): 1205280000

約数和(自身を除く): 755939920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 107, 112, 140, 214, 280, 428, 535, 560, 749, 856, 1070, 1498, 1712, 2140, 2996, 3745, 4280, 5992, 7490, 7499, 8560, 11984, 14980, 14998, 29960, 29996, 37495, 52493, 59920, 59992, 74990, 104986, 119984, 149980, 209972, 262465, 299960, 419944, 524930, 599920, 802393, 839888, 1049860, 1604786, 2099720, 3209572, 4011965, 4199440, 5616751, 6419144, 8023930, 11233502, 12838288, 16047860, 22467004, 28083755, 32095720, 44934008, 56167510, 64191440, 89868016, 112335020, 224670040, 449340080]

約数ペア:

[(1, 449340080), (2, 224670040), (4, 112335020), (5, 89868016), (7, 64191440), (8, 56167510), (10, 44934008), (14, 32095720), (16, 28083755), (20, 22467004), (28, 16047860), (35, 12838288), (40, 11233502), (56, 8023930), (70, 6419144), (80, 5616751), (107, 4199440), (112, 4011965), (140, 3209572), (214, 2099720), (280, 1604786), (428, 1049860), (535, 839888), (560, 802393), (749, 599920), (856, 524930), (1070, 419944), (1498, 299960), (1712, 262465), (2140, 209972), (2996, 149980), (3745, 119984), (4280, 104986), (5992, 74990), (7490, 59992), (7499, 59920), (8560, 52493), (11984, 37495), (14980, 29996), (14998, 29960)]