About the Number

120221388

120221387 ← → 120221389

2進数表記:111001010100110111011001100

漢数字表記:一億二千二十二万千三百八十八

素因数分解:

2 2 × 3 3 × 7 1 × 159023 1

素因数の和:159043
約数の個数: 48
約数和(自身を含む): 356213760
約数和(自身を除く): 235992372

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 159023, 318046, 477069, 636092, 954138, 1113161, 1431207, 1908276, 2226322, 2862414, 3339483, 4293621, 4452644, 5724828, 6678966, 8587242, 10018449, 13357932, 17174484, 20036898, 30055347, 40073796, 60110694, 120221388]

約数ペア:
[(1, 120221388), (2, 60110694), (3, 40073796), (4, 30055347), (6, 20036898), (7, 17174484), (9, 13357932), (12, 10018449), (14, 8587242), (18, 6678966), (21, 5724828), (27, 4452644), (28, 4293621), (36, 3339483), (42, 2862414), (54, 2226322), (63, 1908276), (84, 1431207), (108, 1113161), (126, 954138), (189, 636092), (252, 477069), (378, 318046), (756, 159023)]

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