About the Number

30990816

30990815 ← → 30990817

2進数表記:1110110001110000111100000

漢数字表記:三千九十九万八百十六

素因数分解:

2 5 × 3 3 × 35869 1

素因数の和:35888
約数の個数: 48
約数和(自身を含む): 90392400
約数和(自身を除く): 59401584

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 35869, 71738, 107607, 143476, 215214, 286952, 322821, 430428, 573904, 645642, 860856, 968463, 1147808, 1291284, 1721712, 1936926, 2582568, 3443424, 3873852, 5165136, 7747704, 10330272, 15495408, 30990816]

約数ペア:
[(1, 30990816), (2, 15495408), (3, 10330272), (4, 7747704), (6, 5165136), (8, 3873852), (9, 3443424), (12, 2582568), (16, 1936926), (18, 1721712), (24, 1291284), (27, 1147808), (32, 968463), (36, 860856), (48, 645642), (54, 573904), (72, 430428), (96, 322821), (108, 286952), (144, 215214), (216, 143476), (288, 107607), (432, 71738), (864, 35869)]

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