203981120

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{13009}}^1$

素因数の和:13040

約数の個数: 84

約数和(自身を含む): 565076340

約数和(自身を除く): 361095220

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 13009, 15680, 26018, 52036, 65045, 91063, 104072, 130090, 182126, 208144, 260180, 364252, 416288, 455315, 520360, 637441, 728504, 832576, 910630, 1040720, 1274882, 1457008, 1821260, 2081440, 2549764, 2914016, 3187205, 3642520, 4162880, 5099528, 5828032, 6374410, 7285040, 10199056, 12748820, 14570080, 20398112, 25497640, 29140160, 40796224, 50995280, 101990560, 203981120]

約数ペア:

[(1, 203981120), (2, 101990560), (4, 50995280), (5, 40796224), (7, 29140160), (8, 25497640), (10, 20398112), (14, 14570080), (16, 12748820), (20, 10199056), (28, 7285040), (32, 6374410), (35, 5828032), (40, 5099528), (49, 4162880), (56, 3642520), (64, 3187205), (70, 2914016), (80, 2549764), (98, 2081440), (112, 1821260), (140, 1457008), (160, 1274882), (196, 1040720), (224, 910630), (245, 832576), (280, 728504), (320, 637441), (392, 520360), (448, 455315), (490, 416288), (560, 364252), (784, 260180), (980, 208144), (1120, 182126), (1568, 130090), (1960, 104072), (2240, 91063), (3136, 65045), (3920, 52036), (7840, 26018), (13009, 15680)]