213384160

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3911}}^1$

素因数の和:3968

約数の個数: 96

約数和(自身を含む): 567834624

約数和(自身を除く): 354450464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 341, 352, 440, 496, 620, 682, 880, 992, 1240, 1364, 1705, 1760, 2480, 2728, 3410, 3911, 4960, 5456, 6820, 7822, 10912, 13640, 15644, 19555, 27280, 31288, 39110, 43021, 54560, 62576, 78220, 86042, 121241, 125152, 156440, 172084, 215105, 242482, 312880, 344168, 430210, 484964, 606205, 625760, 688336, 860420, 969928, 1212410, 1333651, 1376672, 1720840, 1939856, 2424820, 2667302, 3441680, 3879712, 4849640, 5334604, 6668255, 6883360, 9699280, 10669208, 13336510, 19398560, 21338416, 26673020, 42676832, 53346040, 106692080, 213384160]

約数ペア:

[(1, 213384160), (2, 106692080), (4, 53346040), (5, 42676832), (8, 26673020), (10, 21338416), (11, 19398560), (16, 13336510), (20, 10669208), (22, 9699280), (31, 6883360), (32, 6668255), (40, 5334604), (44, 4849640), (55, 3879712), (62, 3441680), (80, 2667302), (88, 2424820), (110, 1939856), (124, 1720840), (155, 1376672), (160, 1333651), (176, 1212410), (220, 969928), (248, 860420), (310, 688336), (341, 625760), (352, 606205), (440, 484964), (496, 430210), (620, 344168), (682, 312880), (880, 242482), (992, 215105), (1240, 172084), (1364, 156440), (1705, 125152), (1760, 121241), (2480, 86042), (2728, 78220), (3410, 62576), (3911, 54560), (4960, 43021), (5456, 39110), (6820, 31288), (7822, 27280), (10912, 19555), (13640, 15644)]