About the Number

129971232

129971231 ← → 129971233

2進数表記:111101111110011010000100000

漢数字表記:一億二千九百九十七万千二百三十二

素因数分解:

2 5 × 3 2 × 37 1 × 12197 1

素因数の和:12250
約数の個数: 72
約数和(自身を含む): 379626156
約数和(自身を除く): 249654924

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 72, 74, 96, 111, 144, 148, 222, 288, 296, 333, 444, 592, 666, 888, 1184, 1332, 1776, 2664, 3552, 5328, 10656, 12197, 24394, 36591, 48788, 73182, 97576, 109773, 146364, 195152, 219546, 292728, 390304, 439092, 451289, 585456, 878184, 902578, 1170912, 1353867, 1756368, 1805156, 2707734, 3512736, 3610312, 4061601, 5415468, 7220624, 8123202, 10830936, 14441248, 16246404, 21661872, 32492808, 43323744, 64985616, 129971232]

約数ペア:
[(1, 129971232), (2, 64985616), (3, 43323744), (4, 32492808), (6, 21661872), (8, 16246404), (9, 14441248), (12, 10830936), (16, 8123202), (18, 7220624), (24, 5415468), (32, 4061601), (36, 3610312), (37, 3512736), (48, 2707734), (72, 1805156), (74, 1756368), (96, 1353867), (111, 1170912), (144, 902578), (148, 878184), (222, 585456), (288, 451289), (296, 439092), (333, 390304), (444, 292728), (592, 219546), (666, 195152), (888, 146364), (1184, 109773), (1332, 97576), (1776, 73182), (2664, 48788), (3552, 36591), (5328, 24394), (10656, 12197)]

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