About the Number

138618690

138618689 ← → 138618691

2進数表記:1000010000110010011101000010

漢数字表記:一億三千八百六十一万八千六百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 233 1 × 2833 1

素因数の和:3083
約数の個数: 64
約数和(自身を含む): 381977856
約数和(自身を除く): 243359166

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 233, 466, 699, 1165, 1398, 1631, 2330, 2833, 3262, 3495, 4893, 5666, 6990, 8155, 8499, 9786, 14165, 16310, 16998, 19831, 24465, 28330, 39662, 42495, 48930, 59493, 84990, 99155, 118986, 198310, 297465, 594930, 660089, 1320178, 1980267, 3300445, 3960534, 4620623, 6600890, 9241246, 9901335, 13861869, 19802670, 23103115, 27723738, 46206230, 69309345, 138618690]

約数ペア:
[(1, 138618690), (2, 69309345), (3, 46206230), (5, 27723738), (6, 23103115), (7, 19802670), (10, 13861869), (14, 9901335), (15, 9241246), (21, 6600890), (30, 4620623), (35, 3960534), (42, 3300445), (70, 1980267), (105, 1320178), (210, 660089), (233, 594930), (466, 297465), (699, 198310), (1165, 118986), (1398, 99155), (1631, 84990), (2330, 59493), (2833, 48930), (3262, 42495), (3495, 39662), (4893, 28330), (5666, 24465), (6990, 19831), (8155, 16998), (8499, 16310), (9786, 14165)]

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