About the Number

129129480

129129479 ← → 129129481

2進数表記:111101100100101110000001000

漢数字表記:一億二千九百十二万九千四百八十

素因数分解:

2 3 × 3 2 × 5 1 × 409 1 × 877 1

素因数の和:1303
約数の個数: 96
約数和(自身を含む): 421176600
約数和(自身を除く): 292047120

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 409, 818, 877, 1227, 1636, 1754, 2045, 2454, 2631, 3272, 3508, 3681, 4090, 4385, 4908, 5262, 6135, 7016, 7362, 7893, 8180, 8770, 9816, 10524, 12270, 13155, 14724, 15786, 16360, 17540, 18405, 21048, 24540, 26310, 29448, 31572, 35080, 36810, 39465, 49080, 52620, 63144, 73620, 78930, 105240, 147240, 157860, 315720, 358693, 717386, 1076079, 1434772, 1793465, 2152158, 2869544, 3228237, 3586930, 4304316, 5380395, 6456474, 7173860, 8608632, 10760790, 12912948, 14347720, 16141185, 21521580, 25825896, 32282370, 43043160, 64564740, 129129480]

約数ペア:
[(1, 129129480), (2, 64564740), (3, 43043160), (4, 32282370), (5, 25825896), (6, 21521580), (8, 16141185), (9, 14347720), (10, 12912948), (12, 10760790), (15, 8608632), (18, 7173860), (20, 6456474), (24, 5380395), (30, 4304316), (36, 3586930), (40, 3228237), (45, 2869544), (60, 2152158), (72, 1793465), (90, 1434772), (120, 1076079), (180, 717386), (360, 358693), (409, 315720), (818, 157860), (877, 147240), (1227, 105240), (1636, 78930), (1754, 73620), (2045, 63144), (2454, 52620), (2631, 49080), (3272, 39465), (3508, 36810), (3681, 35080), (4090, 31572), (4385, 29448), (4908, 26310), (5262, 24540), (6135, 21048), (7016, 18405), (7362, 17540), (7893, 16360), (8180, 15786), (8770, 14724), (9816, 13155), (10524, 12270)]

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