About the Number

138978312

138978311 ← → 138978313

2進数表記:1000010010001010010000001000

漢数字表記:一億三千八百九十七万八千三百十二

素因数分解:

2 3 × 3 1 × 11 1 × 19 1 × 103 1 × 269 1

素因数の和:411
約数の個数: 128
約数和(自身を含む): 404352000
約数和(自身を除く): 265373688

約数列:
[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 57, 66, 76, 88, 103, 114, 132, 152, 206, 209, 228, 264, 269, 309, 412, 418, 456, 538, 618, 627, 807, 824, 836, 1076, 1133, 1236, 1254, 1614, 1672, 1957, 2152, 2266, 2472, 2508, 2959, 3228, 3399, 3914, 4532, 5016, 5111, 5871, 5918, 6456, 6798, 7828, 8877, 9064, 10222, 11742, 11836, 13596, 15333, 15656, 17754, 20444, 21527, 23484, 23672, 27192, 27707, 30666, 35508, 40888, 43054, 46968, 55414, 56221, 61332, 64581, 71016, 83121, 86108, 110828, 112442, 122664, 129162, 166242, 168663, 172216, 221656, 224884, 258324, 304777, 332484, 337326, 449768, 516648, 526433, 609554, 664968, 674652, 914331, 1052866, 1219108, 1349304, 1579299, 1828662, 2105732, 2438216, 3158598, 3657324, 4211464, 5790763, 6317196, 7314648, 11581526, 12634392, 17372289, 23163052, 34744578, 46326104, 69489156, 138978312]

約数ペア:
[(1, 138978312), (2, 69489156), (3, 46326104), (4, 34744578), (6, 23163052), (8, 17372289), (11, 12634392), (12, 11581526), (19, 7314648), (22, 6317196), (24, 5790763), (33, 4211464), (38, 3657324), (44, 3158598), (57, 2438216), (66, 2105732), (76, 1828662), (88, 1579299), (103, 1349304), (114, 1219108), (132, 1052866), (152, 914331), (206, 674652), (209, 664968), (228, 609554), (264, 526433), (269, 516648), (309, 449768), (412, 337326), (418, 332484), (456, 304777), (538, 258324), (618, 224884), (627, 221656), (807, 172216), (824, 168663), (836, 166242), (1076, 129162), (1133, 122664), (1236, 112442), (1254, 110828), (1614, 86108), (1672, 83121), (1957, 71016), (2152, 64581), (2266, 61332), (2472, 56221), (2508, 55414), (2959, 46968), (3228, 43054), (3399, 40888), (3914, 35508), (4532, 30666), (5016, 27707), (5111, 27192), (5871, 23672), (5918, 23484), (6456, 21527), (6798, 20444), (7828, 17754), (8877, 15656), (9064, 15333), (10222, 13596), (11742, 11836)]

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