About the Number

121830

121829 ← → 121831

2進数表記:11101101111100110

漢数字表記:十二万千八百三十

素因数分解:

2 1 × 3 1 × 5 1 × 31 1 × 131 1

素因数の和:172
約数の個数: 32
約数和(自身を含む): 304128
約数和(自身を除く): 182298

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 131, 155, 186, 262, 310, 393, 465, 655, 786, 930, 1310, 1965, 3930, 4061, 8122, 12183, 20305, 24366, 40610, 60915, 121830]

約数ペア:
[(1, 121830), (2, 60915), (3, 40610), (5, 24366), (6, 20305), (10, 12183), (15, 8122), (30, 4061), (31, 3930), (62, 1965), (93, 1310), (131, 930), (155, 786), (186, 655), (262, 465), (310, 393)]

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