About the Number

105120008

105120007 ← → 105120009

2進数表記:110010001000000000100001000

漢数字表記:一億五百十二万八

素因数分解:

2 3 × 7 1 × 19 1 × 31 1 × 3187 1

素因数の和:3250
約数の個数: 64
約数和(自身を含む): 244838400
約数和(自身を除く): 139718392

約数列:
[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 56, 62, 76, 124, 133, 152, 217, 248, 266, 434, 532, 589, 868, 1064, 1178, 1736, 2356, 3187, 4123, 4712, 6374, 8246, 12748, 16492, 22309, 25496, 32984, 44618, 60553, 89236, 98797, 121106, 178472, 197594, 242212, 395188, 423871, 484424, 691579, 790376, 847742, 1383158, 1695484, 1877143, 2766316, 3390968, 3754286, 5532632, 7508572, 13140001, 15017144, 26280002, 52560004, 105120008]

約数ペア:
[(1, 105120008), (2, 52560004), (4, 26280002), (7, 15017144), (8, 13140001), (14, 7508572), (19, 5532632), (28, 3754286), (31, 3390968), (38, 2766316), (56, 1877143), (62, 1695484), (76, 1383158), (124, 847742), (133, 790376), (152, 691579), (217, 484424), (248, 423871), (266, 395188), (434, 242212), (532, 197594), (589, 178472), (868, 121106), (1064, 98797), (1178, 89236), (1736, 60553), (2356, 44618), (3187, 32984), (4123, 25496), (4712, 22309), (6374, 16492), (8246, 12748)]

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