About the Number

29387280

29387279 ← → 29387281

2進数表記:1110000000110101000010000

漢数字表記:二千九百三十八万七千二百八十

素因数分解:

2 4 × 3 1 × 5 1 × 13 1 × 9419 1

素因数の和:9448
約数の個数: 80
約数和(自身を含む): 98118720
約数和(自身を除く): 68731440

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 9419, 18838, 28257, 37676, 47095, 56514, 75352, 94190, 113028, 122447, 141285, 150704, 188380, 226056, 244894, 282570, 367341, 376760, 452112, 489788, 565140, 612235, 734682, 753520, 979576, 1130280, 1224470, 1469364, 1836705, 1959152, 2260560, 2448940, 2938728, 3673410, 4897880, 5877456, 7346820, 9795760, 14693640, 29387280]

約数ペア:
[(1, 29387280), (2, 14693640), (3, 9795760), (4, 7346820), (5, 5877456), (6, 4897880), (8, 3673410), (10, 2938728), (12, 2448940), (13, 2260560), (15, 1959152), (16, 1836705), (20, 1469364), (24, 1224470), (26, 1130280), (30, 979576), (39, 753520), (40, 734682), (48, 612235), (52, 565140), (60, 489788), (65, 452112), (78, 376760), (80, 367341), (104, 282570), (120, 244894), (130, 226056), (156, 188380), (195, 150704), (208, 141285), (240, 122447), (260, 113028), (312, 94190), (390, 75352), (520, 56514), (624, 47095), (780, 37676), (1040, 28257), (1560, 18838), (3120, 9419)]

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