About the Number

1231308072

1231308071 ← → 1231308073

2進数表記:1001001011001000100010100101000

漢数字表記:十二億三千百三十万八千七十二

素因数分解:

2 3 × 3 2 × 19 1 × 233 1 × 3863 1

素因数の和:4127
約数の個数: 96
約数和(自身を含む): 3526286400
約数和(自身を除く): 2294978328

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 233, 342, 456, 466, 684, 699, 932, 1368, 1398, 1864, 2097, 2796, 3863, 4194, 4427, 5592, 7726, 8388, 8854, 11589, 13281, 15452, 16776, 17708, 23178, 26562, 30904, 34767, 35416, 39843, 46356, 53124, 69534, 73397, 79686, 92712, 106248, 139068, 146794, 159372, 220191, 278136, 293588, 318744, 440382, 587176, 660573, 880764, 900079, 1321146, 1761528, 1800158, 2642292, 2700237, 3600316, 5284584, 5400474, 7200632, 8100711, 10800948, 16201422, 17101501, 21601896, 32402844, 34203002, 51304503, 64805688, 68406004, 102609006, 136812008, 153913509, 205218012, 307827018, 410436024, 615654036, 1231308072]

約数ペア:
[(1, 1231308072), (2, 615654036), (3, 410436024), (4, 307827018), (6, 205218012), (8, 153913509), (9, 136812008), (12, 102609006), (18, 68406004), (19, 64805688), (24, 51304503), (36, 34203002), (38, 32402844), (57, 21601896), (72, 17101501), (76, 16201422), (114, 10800948), (152, 8100711), (171, 7200632), (228, 5400474), (233, 5284584), (342, 3600316), (456, 2700237), (466, 2642292), (684, 1800158), (699, 1761528), (932, 1321146), (1368, 900079), (1398, 880764), (1864, 660573), (2097, 587176), (2796, 440382), (3863, 318744), (4194, 293588), (4427, 278136), (5592, 220191), (7726, 159372), (8388, 146794), (8854, 139068), (11589, 106248), (13281, 92712), (15452, 79686), (16776, 73397), (17708, 69534), (23178, 53124), (26562, 46356), (30904, 39843), (34767, 35416)]

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