About the Number

12340728

12340727 ← → 12340729

2進数表記:101111000100110111111000

漢数字表記:千二百三十四万七百二十八

素因数分解:

2 3 × 3 3 × 19 1 × 31 1 × 97 1

素因数の和:162
約数の個数: 128
約数和(自身を含む): 37632000
約数和(自身を除く): 25291272

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 31, 36, 38, 54, 57, 62, 72, 76, 93, 97, 108, 114, 124, 152, 171, 186, 194, 216, 228, 248, 279, 291, 342, 372, 388, 456, 513, 558, 582, 589, 684, 744, 776, 837, 873, 1026, 1116, 1164, 1178, 1368, 1674, 1746, 1767, 1843, 2052, 2232, 2328, 2356, 2619, 3007, 3348, 3492, 3534, 3686, 4104, 4712, 5238, 5301, 5529, 6014, 6696, 6984, 7068, 7372, 9021, 10476, 10602, 11058, 12028, 14136, 14744, 15903, 16587, 18042, 20952, 21204, 22116, 24056, 27063, 31806, 33174, 36084, 42408, 44232, 49761, 54126, 57133, 63612, 66348, 72168, 81189, 99522, 108252, 114266, 127224, 132696, 162378, 171399, 199044, 216504, 228532, 324756, 342798, 398088, 457064, 514197, 649512, 685596, 1028394, 1371192, 1542591, 2056788, 3085182, 4113576, 6170364, 12340728]

約数ペア:
[(1, 12340728), (2, 6170364), (3, 4113576), (4, 3085182), (6, 2056788), (8, 1542591), (9, 1371192), (12, 1028394), (18, 685596), (19, 649512), (24, 514197), (27, 457064), (31, 398088), (36, 342798), (38, 324756), (54, 228532), (57, 216504), (62, 199044), (72, 171399), (76, 162378), (93, 132696), (97, 127224), (108, 114266), (114, 108252), (124, 99522), (152, 81189), (171, 72168), (186, 66348), (194, 63612), (216, 57133), (228, 54126), (248, 49761), (279, 44232), (291, 42408), (342, 36084), (372, 33174), (388, 31806), (456, 27063), (513, 24056), (558, 22116), (582, 21204), (589, 20952), (684, 18042), (744, 16587), (776, 15903), (837, 14744), (873, 14136), (1026, 12028), (1116, 11058), (1164, 10602), (1178, 10476), (1368, 9021), (1674, 7372), (1746, 7068), (1767, 6984), (1843, 6696), (2052, 6014), (2232, 5529), (2328, 5301), (2356, 5238), (2619, 4712), (3007, 4104), (3348, 3686), (3492, 3534)]

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