About the Number

127729020

127729019 ← → 127729021

2進数表記:111100111001111110101111100

漢数字表記:一億二千七百七十二万九千二十

素因数分解:

2 2 × 3 1 × 5 1 × 19 2 × 5897 1

素因数の和:5947
約数の個数: 72
約数和(自身を含む): 377519184
約数和(自身を除く): 249790164

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 1083, 1140, 1444, 1805, 2166, 3610, 4332, 5415, 5897, 7220, 10830, 11794, 17691, 21660, 23588, 29485, 35382, 58970, 70764, 88455, 112043, 117940, 176910, 224086, 336129, 353820, 448172, 560215, 672258, 1120430, 1344516, 1680645, 2128817, 2240860, 3361290, 4257634, 6386451, 6722580, 8515268, 10644085, 12772902, 21288170, 25545804, 31932255, 42576340, 63864510, 127729020]

約数ペア:
[(1, 127729020), (2, 63864510), (3, 42576340), (4, 31932255), (5, 25545804), (6, 21288170), (10, 12772902), (12, 10644085), (15, 8515268), (19, 6722580), (20, 6386451), (30, 4257634), (38, 3361290), (57, 2240860), (60, 2128817), (76, 1680645), (95, 1344516), (114, 1120430), (190, 672258), (228, 560215), (285, 448172), (361, 353820), (380, 336129), (570, 224086), (722, 176910), (1083, 117940), (1140, 112043), (1444, 88455), (1805, 70764), (2166, 58970), (3610, 35382), (4332, 29485), (5415, 23588), (5897, 21660), (7220, 17691), (10830, 11794)]

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