400174080

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{26053}}^1$

素因数の和:26081

約数の個数: 88

約数和(自身を含む): 1279980912

約数和(自身を除く): 879806832

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, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2560, 3072, 3840, 5120, 7680, 15360, 26053, 52106, 78159, 104212, 130265, 156318, 208424, 260530, 312636, 390795, 416848, 521060, 625272, 781590, 833696, 1042120, 1250544, 1563180, 1667392, 2084240, 2501088, 3126360, 3334784, 4168480, 5002176, 6252720, 6669568, 8336960, 10004352, 12505440, 13339136, 16673920, 20008704, 25010880, 26678272, 33347840, 40017408, 50021760, 66695680, 80034816, 100043520, 133391360, 200087040, 400174080]

約数ペア:

[(1, 400174080), (2, 200087040), (3, 133391360), (4, 100043520), (5, 80034816), (6, 66695680), (8, 50021760), (10, 40017408), (12, 33347840), (15, 26678272), (16, 25010880), (20, 20008704), (24, 16673920), (30, 13339136), (32, 12505440), (40, 10004352), (48, 8336960), (60, 6669568), (64, 6252720), (80, 5002176), (96, 4168480), (120, 3334784), (128, 3126360), (160, 2501088), (192, 2084240), (240, 1667392), (256, 1563180), (320, 1250544), (384, 1042120), (480, 833696), (512, 781590), (640, 625272), (768, 521060), (960, 416848), (1024, 390795), (1280, 312636), (1536, 260530), (1920, 208424), (2560, 156318), (3072, 130265), (3840, 104212), (5120, 78159), (7680, 52106), (15360, 26053)]