About the Number

128590488

128590487 ← → 128590489

2進数表記:111101010100010001010011000

漢数字表記:一億二千八百五十九万四百八十八

素因数分解:

2 3 × 3 2 × 13 1 × 137383 1

素因数の和:137408
約数の個数: 48
約数和(自身を含む): 375058320
約数和(自身を除く): 246467832

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 137383, 274766, 412149, 549532, 824298, 1099064, 1236447, 1648596, 1785979, 2472894, 3297192, 3571958, 4945788, 5357937, 7143916, 9891576, 10715874, 14287832, 16073811, 21431748, 32147622, 42863496, 64295244, 128590488]

約数ペア:
[(1, 128590488), (2, 64295244), (3, 42863496), (4, 32147622), (6, 21431748), (8, 16073811), (9, 14287832), (12, 10715874), (13, 9891576), (18, 7143916), (24, 5357937), (26, 4945788), (36, 3571958), (39, 3297192), (52, 2472894), (72, 1785979), (78, 1648596), (104, 1236447), (117, 1099064), (156, 824298), (234, 549532), (312, 412149), (468, 274766), (936, 137383)]

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