78420558

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 172005120

約数和(自身を除く): 93584562

約数列:

[1, 2, 3, 6, 17, 34, 51, 59, 83, 102, 118, 157, 166, 177, 249, 314, 354, 471, 498, 942, 1003, 1411, 2006, 2669, 2822, 3009, 4233, 4897, 5338, 6018, 8007, 8466, 9263, 9794, 13031, 14691, 16014, 18526, 26062, 27789, 29382, 39093, 55578, 78186, 83249, 157471, 166498, 221527, 249747, 314942, 443054, 472413, 499494, 664581, 768829, 944826, 1329162, 1537658, 2306487, 4612974, 13070093, 26140186, 39210279, 78420558]

約数ペア:

[(1, 78420558), (2, 39210279), (3, 26140186), (6, 13070093), (17, 4612974), (34, 2306487), (51, 1537658), (59, 1329162), (83, 944826), (102, 768829), (118, 664581), (157, 499494), (166, 472413), (177, 443054), (249, 314942), (314, 249747), (354, 221527), (471, 166498), (498, 157471), (942, 83249), (1003, 78186), (1411, 55578), (2006, 39093), (2669, 29382), (2822, 27789), (3009, 26062), (4233, 18526), (4897, 16014), (5338, 14691), (6018, 13031), (8007, 9794), (8466, 9263)]