195273820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{6871}}^1$

素因数の和:6923

約数の個数: 72

約数和(自身を含む): 493547040

約数和(自身を除く): 298273220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 406, 490, 580, 812, 980, 1015, 1421, 2030, 2842, 4060, 5684, 6871, 7105, 13742, 14210, 27484, 28420, 34355, 48097, 68710, 96194, 137420, 192388, 199259, 240485, 336679, 398518, 480970, 673358, 797036, 961940, 996295, 1346716, 1394813, 1683395, 1992590, 2789626, 3366790, 3985180, 5579252, 6733580, 6974065, 9763691, 13948130, 19527382, 27896260, 39054764, 48818455, 97636910, 195273820]

約数ペア:

[(1, 195273820), (2, 97636910), (4, 48818455), (5, 39054764), (7, 27896260), (10, 19527382), (14, 13948130), (20, 9763691), (28, 6974065), (29, 6733580), (35, 5579252), (49, 3985180), (58, 3366790), (70, 2789626), (98, 1992590), (116, 1683395), (140, 1394813), (145, 1346716), (196, 996295), (203, 961940), (245, 797036), (290, 673358), (406, 480970), (490, 398518), (580, 336679), (812, 240485), (980, 199259), (1015, 192388), (1421, 137420), (2030, 96194), (2842, 68710), (4060, 48097), (5684, 34355), (6871, 28420), (7105, 27484), (13742, 14210)]