About the Number

121342816

121342815 ← → 121342817

2進数表記:111001110111000101101100000

漢数字表記:一億二千百三十四万二千八百十六

素因数分解:

2 5 × 7 2 × 19 1 × 4073 1

素因数の和:4116
約数の個数: 72
約数和(自身を含む): 292594680
約数和(自身を除く): 171251864

約数列:
[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 76, 98, 112, 133, 152, 196, 224, 266, 304, 392, 532, 608, 784, 931, 1064, 1568, 1862, 2128, 3724, 4073, 4256, 7448, 8146, 14896, 16292, 28511, 29792, 32584, 57022, 65168, 77387, 114044, 130336, 154774, 199577, 228088, 309548, 399154, 456176, 541709, 619096, 798308, 912352, 1083418, 1238192, 1596616, 2166836, 2476384, 3193232, 3791963, 4333672, 6386464, 7583926, 8667344, 15167852, 17334688, 30335704, 60671408, 121342816]

約数ペア:
[(1, 121342816), (2, 60671408), (4, 30335704), (7, 17334688), (8, 15167852), (14, 8667344), (16, 7583926), (19, 6386464), (28, 4333672), (32, 3791963), (38, 3193232), (49, 2476384), (56, 2166836), (76, 1596616), (98, 1238192), (112, 1083418), (133, 912352), (152, 798308), (196, 619096), (224, 541709), (266, 456176), (304, 399154), (392, 309548), (532, 228088), (608, 199577), (784, 154774), (931, 130336), (1064, 114044), (1568, 77387), (1862, 65168), (2128, 57022), (3724, 32584), (4073, 29792), (4256, 28511), (7448, 16292), (8146, 14896)]

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