About the Number

12729240

12729239 ← → 12729241

2進数表記:110000100011101110011000

漢数字表記:千二百七十二万九千二百四十

素因数分解:

2 3 × 3 2 × 5 1 × 19 1 × 1861 1

素因数の和:1897
約数の個数: 96
約数和(自身を含む): 43570800
約数和(自身を除く): 30841560

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 1861, 2280, 3420, 3722, 5583, 6840, 7444, 9305, 11166, 14888, 16749, 18610, 22332, 27915, 33498, 35359, 37220, 44664, 55830, 66996, 70718, 74440, 83745, 106077, 111660, 133992, 141436, 167490, 176795, 212154, 223320, 282872, 318231, 334980, 353590, 424308, 530385, 636462, 669960, 707180, 848616, 1060770, 1272924, 1414360, 1591155, 2121540, 2545848, 3182310, 4243080, 6364620, 12729240]

約数ペア:
[(1, 12729240), (2, 6364620), (3, 4243080), (4, 3182310), (5, 2545848), (6, 2121540), (8, 1591155), (9, 1414360), (10, 1272924), (12, 1060770), (15, 848616), (18, 707180), (19, 669960), (20, 636462), (24, 530385), (30, 424308), (36, 353590), (38, 334980), (40, 318231), (45, 282872), (57, 223320), (60, 212154), (72, 176795), (76, 167490), (90, 141436), (95, 133992), (114, 111660), (120, 106077), (152, 83745), (171, 74440), (180, 70718), (190, 66996), (228, 55830), (285, 44664), (342, 37220), (360, 35359), (380, 33498), (456, 27915), (570, 22332), (684, 18610), (760, 16749), (855, 14888), (1140, 11166), (1368, 9305), (1710, 7444), (1861, 6840), (2280, 5583), (3420, 3722)]

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