428126720

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{3413}}^1$

素因数の和:3450

約数の個数: 120

約数和(自身を含む): 1194442524

約数和(自身を除く): 766315804

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 2560, 3136, 3413, 3584, 3920, 4480, 6272, 6826, 7840, 8960, 12544, 13652, 15680, 17065, 17920, 23891, 25088, 27304, 31360, 34130, 47782, 54608, 62720, 68260, 95564, 109216, 119455, 125440, 136520, 167237, 191128, 218432, 238910, 273040, 334474, 382256, 436864, 477820, 546080, 668948, 764512, 836185, 873728, 955640, 1092160, 1337896, 1529024, 1672370, 1747456, 1911280, 2184320, 2675792, 3058048, 3344740, 3822560, 4368640, 5351584, 6116096, 6689480, 7645120, 8737280, 10703168, 12232192, 13378960, 15290240, 21406336, 26757920, 30580480, 42812672, 53515840, 61160960, 85625344, 107031680, 214063360, 428126720]

約数ペア:

[(1, 428126720), (2, 214063360), (4, 107031680), (5, 85625344), (7, 61160960), (8, 53515840), (10, 42812672), (14, 30580480), (16, 26757920), (20, 21406336), (28, 15290240), (32, 13378960), (35, 12232192), (40, 10703168), (49, 8737280), (56, 7645120), (64, 6689480), (70, 6116096), (80, 5351584), (98, 4368640), (112, 3822560), (128, 3344740), (140, 3058048), (160, 2675792), (196, 2184320), (224, 1911280), (245, 1747456), (256, 1672370), (280, 1529024), (320, 1337896), (392, 1092160), (448, 955640), (490, 873728), (512, 836185), (560, 764512), (640, 668948), (784, 546080), (896, 477820), (980, 436864), (1120, 382256), (1280, 334474), (1568, 273040), (1792, 238910), (1960, 218432), (2240, 191128), (2560, 167237), (3136, 136520), (3413, 125440), (3584, 119455), (3920, 109216), (4480, 95564), (6272, 68260), (6826, 62720), (7840, 54608), (8960, 47782), (12544, 34130), (13652, 31360), (15680, 27304), (17065, 25088), (17920, 23891)]