19612920320

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{156353}}^1$

素因数の和:156390

約数の個数: 120

約数和(自身を含む): 54702948564

約数和(自身を除く): 35090028244

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, 3584, 3920, 4480, 6272, 7840, 8960, 12544, 15680, 17920, 25088, 31360, 62720, 125440, 156353, 312706, 625412, 781765, 1094471, 1250824, 1563530, 2188942, 2501648, 3127060, 4377884, 5003296, 5472355, 6254120, 7661297, 8755768, 10006592, 10944710, 12508240, 15322594, 17511536, 20013184, 21889420, 25016480, 30645188, 35023072, 38306485, 40026368, 43778840, 50032960, 61290376, 70046144, 76612970, 80052736, 87557680, 100065920, 122580752, 140092288, 153225940, 175115360, 200131840, 245161504, 280184576, 306451880, 350230720, 400263680, 490323008, 560369152, 612903760, 700461440, 980646016, 1225807520, 1400922880, 1961292032, 2451615040, 2801845760, 3922584064, 4903230080, 9806460160, 19612920320]

約数ペア:

[(1, 19612920320), (2, 9806460160), (4, 4903230080), (5, 3922584064), (7, 2801845760), (8, 2451615040), (10, 1961292032), (14, 1400922880), (16, 1225807520), (20, 980646016), (28, 700461440), (32, 612903760), (35, 560369152), (40, 490323008), (49, 400263680), (56, 350230720), (64, 306451880), (70, 280184576), (80, 245161504), (98, 200131840), (112, 175115360), (128, 153225940), (140, 140092288), (160, 122580752), (196, 100065920), (224, 87557680), (245, 80052736), (256, 76612970), (280, 70046144), (320, 61290376), (392, 50032960), (448, 43778840), (490, 40026368), (512, 38306485), (560, 35023072), (640, 30645188), (784, 25016480), (896, 21889420), (980, 20013184), (1120, 17511536), (1280, 15322594), (1568, 12508240), (1792, 10944710), (1960, 10006592), (2240, 8755768), (2560, 7661297), (3136, 6254120), (3584, 5472355), (3920, 5003296), (4480, 4377884), (6272, 3127060), (7840, 2501648), (8960, 2188942), (12544, 1563530), (15680, 1250824), (17920, 1094471), (25088, 781765), (31360, 625412), (62720, 312706), (125440, 156353)]