About the Number

118989990

118989989 ← → 118989991

2進数表記:111000101111010010010100110

漢数字表記:一億千八百九十八万九千九百九十

素因数分解:

2 1 × 3 2 × 5 1 × 7 1 × 67 1 × 2819 1

素因数の和:2906
約数の個数: 96
約数和(自身を含む): 358974720
約数和(自身を除く): 239984730

約数列:
[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 67, 70, 90, 105, 126, 134, 201, 210, 315, 335, 402, 469, 603, 630, 670, 938, 1005, 1206, 1407, 2010, 2345, 2814, 2819, 3015, 4221, 4690, 5638, 6030, 7035, 8442, 8457, 14070, 14095, 16914, 19733, 21105, 25371, 28190, 39466, 42210, 42285, 50742, 59199, 84570, 98665, 118398, 126855, 177597, 188873, 197330, 253710, 295995, 355194, 377746, 566619, 591990, 887985, 944365, 1133238, 1322111, 1699857, 1775970, 1888730, 2644222, 2833095, 3399714, 3966333, 5666190, 6610555, 7932666, 8499285, 11898999, 13221110, 16998570, 19831665, 23797998, 39663330, 59494995, 118989990]

約数ペア:
[(1, 118989990), (2, 59494995), (3, 39663330), (5, 23797998), (6, 19831665), (7, 16998570), (9, 13221110), (10, 11898999), (14, 8499285), (15, 7932666), (18, 6610555), (21, 5666190), (30, 3966333), (35, 3399714), (42, 2833095), (45, 2644222), (63, 1888730), (67, 1775970), (70, 1699857), (90, 1322111), (105, 1133238), (126, 944365), (134, 887985), (201, 591990), (210, 566619), (315, 377746), (335, 355194), (402, 295995), (469, 253710), (603, 197330), (630, 188873), (670, 177597), (938, 126855), (1005, 118398), (1206, 98665), (1407, 84570), (2010, 59199), (2345, 50742), (2814, 42285), (2819, 42210), (3015, 39466), (4221, 28190), (4690, 25371), (5638, 21105), (6030, 19733), (7035, 16914), (8442, 14095), (8457, 14070)]

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