About the Number

128743056

128743055 ← → 128743057

2進数表記:111101011000111011010010000

漢数字表記:一億二千八百七十四万三千五十六

素因数分解:

2 4 × 3 2 × 13 1 × 97 1 × 709 1

素因数の和:833
約数の個数: 120
約数和(自身を含む): 392570360
約数和(自身を除く): 263827304

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 97, 104, 117, 144, 156, 194, 208, 234, 291, 312, 388, 468, 582, 624, 709, 776, 873, 936, 1164, 1261, 1418, 1552, 1746, 1872, 2127, 2328, 2522, 2836, 3492, 3783, 4254, 4656, 5044, 5672, 6381, 6984, 7566, 8508, 9217, 10088, 11344, 11349, 12762, 13968, 15132, 17016, 18434, 20176, 22698, 25524, 27651, 30264, 34032, 36868, 45396, 51048, 55302, 60528, 68773, 73736, 82953, 90792, 102096, 110604, 137546, 147472, 165906, 181584, 206319, 221208, 275092, 331812, 412638, 442416, 550184, 618957, 663624, 825276, 894049, 1100368, 1237914, 1327248, 1650552, 1788098, 2475828, 2682147, 3301104, 3576196, 4951656, 5364294, 7152392, 8046441, 9903312, 10728588, 14304784, 16092882, 21457176, 32185764, 42914352, 64371528, 128743056]

約数ペア:
[(1, 128743056), (2, 64371528), (3, 42914352), (4, 32185764), (6, 21457176), (8, 16092882), (9, 14304784), (12, 10728588), (13, 9903312), (16, 8046441), (18, 7152392), (24, 5364294), (26, 4951656), (36, 3576196), (39, 3301104), (48, 2682147), (52, 2475828), (72, 1788098), (78, 1650552), (97, 1327248), (104, 1237914), (117, 1100368), (144, 894049), (156, 825276), (194, 663624), (208, 618957), (234, 550184), (291, 442416), (312, 412638), (388, 331812), (468, 275092), (582, 221208), (624, 206319), (709, 181584), (776, 165906), (873, 147472), (936, 137546), (1164, 110604), (1261, 102096), (1418, 90792), (1552, 82953), (1746, 73736), (1872, 68773), (2127, 60528), (2328, 55302), (2522, 51048), (2836, 45396), (3492, 36868), (3783, 34032), (4254, 30264), (4656, 27651), (5044, 25524), (5672, 22698), (6381, 20176), (6984, 18434), (7566, 17016), (8508, 15132), (9217, 13968), (10088, 12762), (11344, 11349)]

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