About the Number

121532490

121532489 ← → 121532491

2進数表記:111001111100111000001001010

漢数字表記:一億二千百五十三万二千四百九十

素因数分解:

2 1 × 3 2 × 5 1 × 17 1 × 79433 1

素因数の和:79463
約数の個数: 48
約数和(自身を含む): 334576008
約数和(自身を除く): 213043518

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 79433, 158866, 238299, 397165, 476598, 714897, 794330, 1191495, 1350361, 1429794, 2382990, 2700722, 3574485, 4051083, 6751805, 7148970, 8102166, 12153249, 13503610, 20255415, 24306498, 40510830, 60766245, 121532490]

約数ペア:
[(1, 121532490), (2, 60766245), (3, 40510830), (5, 24306498), (6, 20255415), (9, 13503610), (10, 12153249), (15, 8102166), (17, 7148970), (18, 6751805), (30, 4051083), (34, 3574485), (45, 2700722), (51, 2382990), (85, 1429794), (90, 1350361), (102, 1191495), (153, 794330), (170, 714897), (255, 476598), (306, 397165), (510, 238299), (765, 158866), (1530, 79433)]

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