128305920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{33413}}^1$

素因数の和:33437

約数の個数: 72

約数和(自身を含む): 409789296

約数和(自身を除く): 281483376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 33413, 66826, 100239, 133652, 167065, 200478, 267304, 334130, 400956, 501195, 534608, 668260, 801912, 1002390, 1069216, 1336520, 1603824, 2004780, 2138432, 2673040, 3207648, 4009560, 4276864, 5346080, 6415296, 8019120, 8553728, 10692160, 12830592, 16038240, 21384320, 25661184, 32076480, 42768640, 64152960, 128305920]

約数ペア:

[(1, 128305920), (2, 64152960), (3, 42768640), (4, 32076480), (5, 25661184), (6, 21384320), (8, 16038240), (10, 12830592), (12, 10692160), (15, 8553728), (16, 8019120), (20, 6415296), (24, 5346080), (30, 4276864), (32, 4009560), (40, 3207648), (48, 2673040), (60, 2138432), (64, 2004780), (80, 1603824), (96, 1336520), (120, 1069216), (128, 1002390), (160, 801912), (192, 668260), (240, 534608), (256, 501195), (320, 400956), (384, 334130), (480, 267304), (640, 200478), (768, 167065), (960, 133652), (1280, 100239), (1920, 66826), (3840, 33413)]