220681300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1553}}^1$

素因数の和:1610

約数の個数: 108

約数和(自身を含む): 576642780

約数和(自身を除く): 355961480

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 49, 50, 58, 70, 98, 100, 116, 140, 145, 175, 196, 203, 245, 290, 350, 406, 490, 580, 700, 725, 812, 980, 1015, 1225, 1421, 1450, 1553, 2030, 2450, 2842, 2900, 3106, 4060, 4900, 5075, 5684, 6212, 7105, 7765, 10150, 10871, 14210, 15530, 20300, 21742, 28420, 31060, 35525, 38825, 43484, 45037, 54355, 71050, 76097, 77650, 90074, 108710, 142100, 152194, 155300, 180148, 217420, 225185, 271775, 304388, 315259, 380485, 450370, 543550, 630518, 760970, 900740, 1087100, 1125925, 1261036, 1521940, 1576295, 1902425, 2206813, 2251850, 3152590, 3804850, 4413626, 4503700, 6305180, 7609700, 7881475, 8827252, 11034065, 15762950, 22068130, 31525900, 44136260, 55170325, 110340650, 220681300]

約数ペア:

[(1, 220681300), (2, 110340650), (4, 55170325), (5, 44136260), (7, 31525900), (10, 22068130), (14, 15762950), (20, 11034065), (25, 8827252), (28, 7881475), (29, 7609700), (35, 6305180), (49, 4503700), (50, 4413626), (58, 3804850), (70, 3152590), (98, 2251850), (100, 2206813), (116, 1902425), (140, 1576295), (145, 1521940), (175, 1261036), (196, 1125925), (203, 1087100), (245, 900740), (290, 760970), (350, 630518), (406, 543550), (490, 450370), (580, 380485), (700, 315259), (725, 304388), (812, 271775), (980, 225185), (1015, 217420), (1225, 180148), (1421, 155300), (1450, 152194), (1553, 142100), (2030, 108710), (2450, 90074), (2842, 77650), (2900, 76097), (3106, 71050), (4060, 54355), (4900, 45037), (5075, 43484), (5684, 38825), (6212, 35525), (7105, 31060), (7765, 28420), (10150, 21742), (10871, 20300), (14210, 15530)]