About the Number

129872730

129872729 ← → 129872731

2進数表記:111101111011011001101011010

漢数字表記:一億二千九百八十七万二千七百三十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 29 1 × 11483 1

素因数の和:11535
約数の個数: 64
約数和(自身を含む): 347276160
約数和(自身を除く): 217403430

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 435, 754, 870, 1131, 1885, 2262, 3770, 5655, 11310, 11483, 22966, 34449, 57415, 68898, 114830, 149279, 172245, 298558, 333007, 344490, 447837, 666014, 746395, 895674, 999021, 1492790, 1665035, 1998042, 2239185, 3330070, 4329091, 4478370, 4995105, 8658182, 9990210, 12987273, 21645455, 25974546, 43290910, 64936365, 129872730]

約数ペア:
[(1, 129872730), (2, 64936365), (3, 43290910), (5, 25974546), (6, 21645455), (10, 12987273), (13, 9990210), (15, 8658182), (26, 4995105), (29, 4478370), (30, 4329091), (39, 3330070), (58, 2239185), (65, 1998042), (78, 1665035), (87, 1492790), (130, 999021), (145, 895674), (174, 746395), (195, 666014), (290, 447837), (377, 344490), (390, 333007), (435, 298558), (754, 172245), (870, 149279), (1131, 114830), (1885, 68898), (2262, 57415), (3770, 34449), (5655, 22966), (11310, 11483)]

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