201301520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15629}}^1$

素因数の和:15672

約数の個数: 80

約数和(自身を含む): 558178560

約数和(自身を除く): 356877040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 15629, 31258, 62516, 78145, 109403, 125032, 156290, 218806, 250064, 312580, 359467, 437612, 547015, 625160, 718934, 875224, 1094030, 1250320, 1437868, 1750448, 1797335, 2188060, 2516269, 2875736, 3594670, 4376120, 5032538, 5751472, 7189340, 8752240, 10065076, 12581345, 14378680, 20130152, 25162690, 28757360, 40260304, 50325380, 100650760, 201301520]

約数ペア:

[(1, 201301520), (2, 100650760), (4, 50325380), (5, 40260304), (7, 28757360), (8, 25162690), (10, 20130152), (14, 14378680), (16, 12581345), (20, 10065076), (23, 8752240), (28, 7189340), (35, 5751472), (40, 5032538), (46, 4376120), (56, 3594670), (70, 2875736), (80, 2516269), (92, 2188060), (112, 1797335), (115, 1750448), (140, 1437868), (161, 1250320), (184, 1094030), (230, 875224), (280, 718934), (322, 625160), (368, 547015), (460, 437612), (560, 359467), (644, 312580), (805, 250064), (920, 218806), (1288, 156290), (1610, 125032), (1840, 109403), (2576, 78145), (3220, 62516), (6440, 31258), (12880, 15629)]