About the Number

120879045

120879044 ← → 120879046

2進数表記:111001101000111011111000101

漢数字表記:一億二千八十七万九千四十五

素因数分解:

3 2 × 5 1 × 7 1 × 19 2 × 1063 1

素因数の和:1119
約数の個数: 72
約数和(自身を含む): 252959616
約数和(自身を除く): 132080571

約数列:
[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 361, 399, 665, 855, 1063, 1083, 1197, 1805, 1995, 2527, 3189, 3249, 5315, 5415, 5985, 7441, 7581, 9567, 12635, 15945, 16245, 20197, 22323, 22743, 37205, 37905, 47835, 60591, 66969, 100985, 111615, 113715, 141379, 181773, 302955, 334845, 383743, 424137, 706895, 908865, 1151229, 1272411, 1918715, 2120685, 2686201, 3453687, 5756145, 6362055, 8058603, 13431005, 17268435, 24175809, 40293015, 120879045]

約数ペア:
[(1, 120879045), (3, 40293015), (5, 24175809), (7, 17268435), (9, 13431005), (15, 8058603), (19, 6362055), (21, 5756145), (35, 3453687), (45, 2686201), (57, 2120685), (63, 1918715), (95, 1272411), (105, 1151229), (133, 908865), (171, 706895), (285, 424137), (315, 383743), (361, 334845), (399, 302955), (665, 181773), (855, 141379), (1063, 113715), (1083, 111615), (1197, 100985), (1805, 66969), (1995, 60591), (2527, 47835), (3189, 37905), (3249, 37205), (5315, 22743), (5415, 22323), (5985, 20197), (7441, 16245), (7581, 15945), (9567, 12635)]

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