About the Number

397728072

397728071 ← → 397728073

2進数表記:10111101101001101100101001000

漢数字表記:三億九千七百七十二万八千七十二

素因数分解:

2 3 × 3 2 × 7 1 × 617 1 × 1279 1

素因数の和:1915
約数の個数: 96
約数和(自身を含む): 1234022400
約数和(自身を除く): 836294328

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 617, 1234, 1279, 1851, 2468, 2558, 3702, 3837, 4319, 4936, 5116, 5553, 7404, 7674, 8638, 8953, 10232, 11106, 11511, 12957, 14808, 15348, 17276, 17906, 22212, 23022, 25914, 26859, 30696, 34552, 35812, 38871, 44424, 46044, 51828, 53718, 71624, 77742, 80577, 92088, 103656, 107436, 155484, 161154, 214872, 310968, 322308, 644616, 789143, 1578286, 2367429, 3156572, 4734858, 5524001, 6313144, 7102287, 9469716, 11048002, 14204574, 16572003, 18939432, 22096004, 28409148, 33144006, 44192008, 49716009, 56818296, 66288012, 99432018, 132576024, 198864036, 397728072]

約数ペア:
[(1, 397728072), (2, 198864036), (3, 132576024), (4, 99432018), (6, 66288012), (7, 56818296), (8, 49716009), (9, 44192008), (12, 33144006), (14, 28409148), (18, 22096004), (21, 18939432), (24, 16572003), (28, 14204574), (36, 11048002), (42, 9469716), (56, 7102287), (63, 6313144), (72, 5524001), (84, 4734858), (126, 3156572), (168, 2367429), (252, 1578286), (504, 789143), (617, 644616), (1234, 322308), (1279, 310968), (1851, 214872), (2468, 161154), (2558, 155484), (3702, 107436), (3837, 103656), (4319, 92088), (4936, 80577), (5116, 77742), (5553, 71624), (7404, 53718), (7674, 51828), (8638, 46044), (8953, 44424), (10232, 38871), (11106, 35812), (11511, 34552), (12957, 30696), (14808, 26859), (15348, 25914), (17276, 23022), (17906, 22212)]

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