About the Number

127640380

127640379 ← → 127640381

2進数表記:111100110111010001100111100

漢数字表記:一億二千七百六十四万三百八十

素因数分解:

2 2 × 5 1 × 7 1 × 37 1 × 41 1 × 601 1

素因数の和:695
約数の個数: 96
約数和(自身を含む): 322826112
約数和(自身を除く): 195185732

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 41, 70, 74, 82, 140, 148, 164, 185, 205, 259, 287, 370, 410, 518, 574, 601, 740, 820, 1036, 1148, 1202, 1295, 1435, 1517, 2404, 2590, 2870, 3005, 3034, 4207, 5180, 5740, 6010, 6068, 7585, 8414, 10619, 12020, 15170, 16828, 21035, 21238, 22237, 24641, 30340, 42070, 42476, 44474, 49282, 53095, 84140, 88948, 98564, 106190, 111185, 123205, 155659, 172487, 212380, 222370, 246410, 311318, 344974, 444740, 492820, 622636, 689948, 778295, 862435, 911717, 1556590, 1724870, 1823434, 3113180, 3449740, 3646868, 4558585, 6382019, 9117170, 12764038, 18234340, 25528076, 31910095, 63820190, 127640380]

約数ペア:
[(1, 127640380), (2, 63820190), (4, 31910095), (5, 25528076), (7, 18234340), (10, 12764038), (14, 9117170), (20, 6382019), (28, 4558585), (35, 3646868), (37, 3449740), (41, 3113180), (70, 1823434), (74, 1724870), (82, 1556590), (140, 911717), (148, 862435), (164, 778295), (185, 689948), (205, 622636), (259, 492820), (287, 444740), (370, 344974), (410, 311318), (518, 246410), (574, 222370), (601, 212380), (740, 172487), (820, 155659), (1036, 123205), (1148, 111185), (1202, 106190), (1295, 98564), (1435, 88948), (1517, 84140), (2404, 53095), (2590, 49282), (2870, 44474), (3005, 42476), (3034, 42070), (4207, 30340), (5180, 24641), (5740, 22237), (6010, 21238), (6068, 21035), (7585, 16828), (8414, 15170), (10619, 12020)]

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