68803840

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{1097}}^1$

素因数の和:1132

約数の個数: 108

約数和(自身を含む): 191888676

約数和(自身を除く): 123084836

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, 560, 640, 784, 896, 980, 1097, 1120, 1280, 1568, 1792, 1960, 2194, 2240, 3136, 3920, 4388, 4480, 5485, 6272, 7679, 7840, 8776, 8960, 10970, 12544, 15358, 15680, 17552, 21940, 30716, 31360, 35104, 38395, 43880, 53753, 61432, 62720, 70208, 76790, 87760, 107506, 122864, 140416, 153580, 175520, 215012, 245728, 268765, 280832, 307160, 351040, 430024, 491456, 537530, 614320, 702080, 860048, 982912, 1075060, 1228640, 1404160, 1720096, 1965824, 2150120, 2457280, 3440192, 4300240, 4914560, 6880384, 8600480, 9829120, 13760768, 17200960, 34401920, 68803840]

約数ペア:

[(1, 68803840), (2, 34401920), (4, 17200960), (5, 13760768), (7, 9829120), (8, 8600480), (10, 6880384), (14, 4914560), (16, 4300240), (20, 3440192), (28, 2457280), (32, 2150120), (35, 1965824), (40, 1720096), (49, 1404160), (56, 1228640), (64, 1075060), (70, 982912), (80, 860048), (98, 702080), (112, 614320), (128, 537530), (140, 491456), (160, 430024), (196, 351040), (224, 307160), (245, 280832), (256, 268765), (280, 245728), (320, 215012), (392, 175520), (448, 153580), (490, 140416), (560, 122864), (640, 107506), (784, 87760), (896, 76790), (980, 70208), (1097, 62720), (1120, 61432), (1280, 53753), (1568, 43880), (1792, 38395), (1960, 35104), (2194, 31360), (2240, 30716), (3136, 21940), (3920, 17552), (4388, 15680), (4480, 15358), (5485, 12544), (6272, 10970), (7679, 8960), (7840, 8776)]