998156740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{967}}^1$

素因数の和:1157

約数の個数: 96

約数和(自身を含む): 2454971904

約数和(自身を除く): 1456815164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 101, 140, 146, 202, 292, 365, 404, 505, 511, 707, 730, 967, 1010, 1022, 1414, 1460, 1934, 2020, 2044, 2555, 2828, 3535, 3868, 4835, 5110, 6769, 7070, 7373, 9670, 10220, 13538, 14140, 14746, 19340, 27076, 29492, 33845, 36865, 51611, 67690, 70591, 73730, 97667, 103222, 135380, 141182, 147460, 195334, 206444, 258055, 282364, 352955, 390668, 488335, 494137, 516110, 683669, 705910, 976670, 988274, 1032220, 1367338, 1411820, 1953340, 1976548, 2470685, 2734676, 3418345, 4941370, 6836690, 7129691, 9882740, 13673380, 14259382, 28518764, 35648455, 49907837, 71296910, 99815674, 142593820, 199631348, 249539185, 499078370, 998156740]

約数ペア:

[(1, 998156740), (2, 499078370), (4, 249539185), (5, 199631348), (7, 142593820), (10, 99815674), (14, 71296910), (20, 49907837), (28, 35648455), (35, 28518764), (70, 14259382), (73, 13673380), (101, 9882740), (140, 7129691), (146, 6836690), (202, 4941370), (292, 3418345), (365, 2734676), (404, 2470685), (505, 1976548), (511, 1953340), (707, 1411820), (730, 1367338), (967, 1032220), (1010, 988274), (1022, 976670), (1414, 705910), (1460, 683669), (1934, 516110), (2020, 494137), (2044, 488335), (2555, 390668), (2828, 352955), (3535, 282364), (3868, 258055), (4835, 206444), (5110, 195334), (6769, 147460), (7070, 141182), (7373, 135380), (9670, 103222), (10220, 97667), (13538, 73730), (14140, 70591), (14746, 67690), (19340, 51611), (27076, 36865), (29492, 33845)]