About the Number

1268481240

1268481239 ← → 1268481241

2進数表記:1001011100110110111110011011000

漢数字表記:十二億六千八百四十八万千二百四十

素因数分解:

2 3 × 3 2 × 5 1 × 13 1 × 271043 1

素因数の和:271073
約数の個数: 96
約数和(自身を含む): 4439700720
約数和(自身を除く): 3171219480

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 271043, 542086, 813129, 1084172, 1355215, 1626258, 2168344, 2439387, 2710430, 3252516, 3523559, 4065645, 4878774, 5420860, 6505032, 7047118, 8131290, 9757548, 10570677, 10841720, 12196935, 14094236, 16262580, 17617795, 19515096, 21141354, 24393870, 28188472, 31712031, 32525160, 35235590, 42282708, 48787740, 52853385, 63424062, 70471180, 84565416, 97575480, 105706770, 126848124, 140942360, 158560155, 211413540, 253696248, 317120310, 422827080, 634240620, 1268481240]

約数ペア:
[(1, 1268481240), (2, 634240620), (3, 422827080), (4, 317120310), (5, 253696248), (6, 211413540), (8, 158560155), (9, 140942360), (10, 126848124), (12, 105706770), (13, 97575480), (15, 84565416), (18, 70471180), (20, 63424062), (24, 52853385), (26, 48787740), (30, 42282708), (36, 35235590), (39, 32525160), (40, 31712031), (45, 28188472), (52, 24393870), (60, 21141354), (65, 19515096), (72, 17617795), (78, 16262580), (90, 14094236), (104, 12196935), (117, 10841720), (120, 10570677), (130, 9757548), (156, 8131290), (180, 7047118), (195, 6505032), (234, 5420860), (260, 4878774), (312, 4065645), (360, 3523559), (390, 3252516), (468, 2710430), (520, 2439387), (585, 2168344), (780, 1626258), (936, 1355215), (1170, 1084172), (1560, 813129), (2340, 542086), (4680, 271043)]

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