About the Number

122939490

122939489 ← → 122939491

2進数表記:111010100111110100001100010

漢数字表記:一億二千二百九十三万九千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 31 1 × 163 1 × 811 1

素因数の和:1015
約数の個数: 64
約数和(自身を含む): 306819072
約数和(自身を除く): 183879582

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 163, 186, 310, 326, 465, 489, 811, 815, 930, 978, 1622, 1630, 2433, 2445, 4055, 4866, 4890, 5053, 8110, 10106, 12165, 15159, 24330, 25141, 25265, 30318, 50282, 50530, 75423, 75795, 125705, 132193, 150846, 151590, 251410, 264386, 377115, 396579, 660965, 754230, 793158, 1321930, 1982895, 3965790, 4097983, 8195966, 12293949, 20489915, 24587898, 40979830, 61469745, 122939490]

約数ペア:
[(1, 122939490), (2, 61469745), (3, 40979830), (5, 24587898), (6, 20489915), (10, 12293949), (15, 8195966), (30, 4097983), (31, 3965790), (62, 1982895), (93, 1321930), (155, 793158), (163, 754230), (186, 660965), (310, 396579), (326, 377115), (465, 264386), (489, 251410), (811, 151590), (815, 150846), (930, 132193), (978, 125705), (1622, 75795), (1630, 75423), (2433, 50530), (2445, 50282), (4055, 30318), (4866, 25265), (4890, 25141), (5053, 24330), (8110, 15159), (10106, 12165)]

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