About the Number

120420828

120420827 ← → 120420829

2進数表記:111001011010111100111011100

漢数字表記:一億二千四十二万八百二十八

素因数分解:

2 2 × 3 2 × 11 1 × 71 1 × 4283 1

素因数の和:4375
約数の個数: 72
約数和(自身を含む): 336825216
約数和(自身を除く): 216404388

約数列:
[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 71, 99, 132, 142, 198, 213, 284, 396, 426, 639, 781, 852, 1278, 1562, 2343, 2556, 3124, 4283, 4686, 7029, 8566, 9372, 12849, 14058, 17132, 25698, 28116, 38547, 47113, 51396, 77094, 94226, 141339, 154188, 188452, 282678, 304093, 424017, 565356, 608186, 848034, 912279, 1216372, 1696068, 1824558, 2736837, 3345023, 3649116, 5473674, 6690046, 10035069, 10947348, 13380092, 20070138, 30105207, 40140276, 60210414, 120420828]

約数ペア:
[(1, 120420828), (2, 60210414), (3, 40140276), (4, 30105207), (6, 20070138), (9, 13380092), (11, 10947348), (12, 10035069), (18, 6690046), (22, 5473674), (33, 3649116), (36, 3345023), (44, 2736837), (66, 1824558), (71, 1696068), (99, 1216372), (132, 912279), (142, 848034), (198, 608186), (213, 565356), (284, 424017), (396, 304093), (426, 282678), (639, 188452), (781, 154188), (852, 141339), (1278, 94226), (1562, 77094), (2343, 51396), (2556, 47113), (3124, 38547), (4283, 28116), (4686, 25698), (7029, 17132), (8566, 14058), (9372, 12849)]

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