About the Number

131066460

131066459 ← → 131066461

2進数表記:111110011111110101001011100

漢数字表記:一億三千百六万六千四百六十

素因数分解:

2 2 × 3 2 × 5 1 × 7 1 × 104021 1

素因数の和:104043
約数の個数: 72
約数和(自身を含む): 454368096
約数和(自身を除く): 323301636

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 104021, 208042, 312063, 416084, 520105, 624126, 728147, 936189, 1040210, 1248252, 1456294, 1560315, 1872378, 2080420, 2184441, 2912588, 3120630, 3640735, 3744756, 4368882, 4680945, 6241260, 6553323, 7281470, 8737764, 9361890, 10922205, 13106646, 14562940, 18723780, 21844410, 26213292, 32766615, 43688820, 65533230, 131066460]

約数ペア:
[(1, 131066460), (2, 65533230), (3, 43688820), (4, 32766615), (5, 26213292), (6, 21844410), (7, 18723780), (9, 14562940), (10, 13106646), (12, 10922205), (14, 9361890), (15, 8737764), (18, 7281470), (20, 6553323), (21, 6241260), (28, 4680945), (30, 4368882), (35, 3744756), (36, 3640735), (42, 3120630), (45, 2912588), (60, 2184441), (63, 2080420), (70, 1872378), (84, 1560315), (90, 1456294), (105, 1248252), (126, 1040210), (140, 936189), (180, 728147), (210, 624126), (252, 520105), (315, 416084), (420, 312063), (630, 208042), (1260, 104021)]

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