About the Number

103381280

103381279 ← → 103381281

2進数表記:110001010010111100100100000

漢数字表記:一億三百三十八万千二百八十

素因数分解:

2 5 × 5 1 × 19 1 × 31 1 × 1097 1

素因数の和:1162
約数の個数: 96
約数和(自身を含む): 265628160
約数和(自身を除く): 162246880

約数列:
[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 380, 496, 589, 608, 620, 760, 992, 1097, 1178, 1240, 1520, 2194, 2356, 2480, 2945, 3040, 4388, 4712, 4960, 5485, 5890, 8776, 9424, 10970, 11780, 17552, 18848, 20843, 21940, 23560, 34007, 35104, 41686, 43880, 47120, 68014, 83372, 87760, 94240, 104215, 136028, 166744, 170035, 175520, 208430, 272056, 333488, 340070, 416860, 544112, 646133, 666976, 680140, 833720, 1088224, 1292266, 1360280, 1667440, 2584532, 2720560, 3230665, 3334880, 5169064, 5441120, 6461330, 10338128, 12922660, 20676256, 25845320, 51690640, 103381280]

約数ペア:
[(1, 103381280), (2, 51690640), (4, 25845320), (5, 20676256), (8, 12922660), (10, 10338128), (16, 6461330), (19, 5441120), (20, 5169064), (31, 3334880), (32, 3230665), (38, 2720560), (40, 2584532), (62, 1667440), (76, 1360280), (80, 1292266), (95, 1088224), (124, 833720), (152, 680140), (155, 666976), (160, 646133), (190, 544112), (248, 416860), (304, 340070), (310, 333488), (380, 272056), (496, 208430), (589, 175520), (608, 170035), (620, 166744), (760, 136028), (992, 104215), (1097, 94240), (1178, 87760), (1240, 83372), (1520, 68014), (2194, 47120), (2356, 43880), (2480, 41686), (2945, 35104), (3040, 34007), (4388, 23560), (4712, 21940), (4960, 20843), (5485, 18848), (5890, 17552), (8776, 11780), (9424, 10970)]

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