About the Number

123007872

123007871 ← → 123007873

2進数表記:111010101001111001110000000

漢数字表記:一億二千三百万七千八百七十二

素因数分解:

2 7 × 3 1 × 13 1 × 41 1 × 601 1

素因数の和:672
約数の個数: 128
約数和(自身を含む): 361055520
約数和(自身を除く): 238047648

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 41, 48, 52, 64, 78, 82, 96, 104, 123, 128, 156, 164, 192, 208, 246, 312, 328, 384, 416, 492, 533, 601, 624, 656, 832, 984, 1066, 1202, 1248, 1312, 1599, 1664, 1803, 1968, 2132, 2404, 2496, 2624, 3198, 3606, 3936, 4264, 4808, 4992, 5248, 6396, 7212, 7813, 7872, 8528, 9616, 12792, 14424, 15626, 15744, 17056, 19232, 23439, 24641, 25584, 28848, 31252, 34112, 38464, 46878, 49282, 51168, 57696, 62504, 68224, 73923, 76928, 93756, 98564, 102336, 115392, 125008, 147846, 187512, 197128, 204672, 230784, 250016, 295692, 320333, 375024, 394256, 500032, 591384, 640666, 750048, 788512, 960999, 1000064, 1182768, 1281332, 1500096, 1577024, 1921998, 2365536, 2562664, 3000192, 3154048, 3843996, 4731072, 5125328, 7687992, 9462144, 10250656, 15375984, 20501312, 30751968, 41002624, 61503936, 123007872]

約数ペア:
[(1, 123007872), (2, 61503936), (3, 41002624), (4, 30751968), (6, 20501312), (8, 15375984), (12, 10250656), (13, 9462144), (16, 7687992), (24, 5125328), (26, 4731072), (32, 3843996), (39, 3154048), (41, 3000192), (48, 2562664), (52, 2365536), (64, 1921998), (78, 1577024), (82, 1500096), (96, 1281332), (104, 1182768), (123, 1000064), (128, 960999), (156, 788512), (164, 750048), (192, 640666), (208, 591384), (246, 500032), (312, 394256), (328, 375024), (384, 320333), (416, 295692), (492, 250016), (533, 230784), (601, 204672), (624, 197128), (656, 187512), (832, 147846), (984, 125008), (1066, 115392), (1202, 102336), (1248, 98564), (1312, 93756), (1599, 76928), (1664, 73923), (1803, 68224), (1968, 62504), (2132, 57696), (2404, 51168), (2496, 49282), (2624, 46878), (3198, 38464), (3606, 34112), (3936, 31252), (4264, 28848), (4808, 25584), (4992, 24641), (5248, 23439), (6396, 19232), (7212, 17056), (7813, 15744), (7872, 15626), (8528, 14424), (9616, 12792)]

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