42784000

素因数分解:

$2^8\times 5^3\times 7^1\times {\mathrm{191}}^1$

素因数の和:229

約数の個数: 144

約数和(自身を含む): 122443776

約数和(自身を除く): 79659776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 128, 140, 160, 175, 191, 200, 224, 250, 256, 280, 320, 350, 382, 400, 448, 500, 560, 640, 700, 764, 800, 875, 896, 955, 1000, 1120, 1280, 1337, 1400, 1528, 1600, 1750, 1792, 1910, 2000, 2240, 2674, 2800, 3056, 3200, 3500, 3820, 4000, 4480, 4775, 5348, 5600, 6112, 6400, 6685, 7000, 7640, 8000, 8960, 9550, 10696, 11200, 12224, 13370, 14000, 15280, 16000, 19100, 21392, 22400, 23875, 24448, 26740, 28000, 30560, 32000, 33425, 38200, 42784, 44800, 47750, 48896, 53480, 56000, 61120, 66850, 76400, 85568, 95500, 106960, 112000, 122240, 133700, 152800, 167125, 171136, 191000, 213920, 224000, 244480, 267400, 305600, 334250, 342272, 382000, 427840, 534800, 611200, 668500, 764000, 855680, 1069600, 1222400, 1337000, 1528000, 1711360, 2139200, 2674000, 3056000, 4278400, 5348000, 6112000, 8556800, 10696000, 21392000, 42784000]

約数ペア:

[(1, 42784000), (2, 21392000), (4, 10696000), (5, 8556800), (7, 6112000), (8, 5348000), (10, 4278400), (14, 3056000), (16, 2674000), (20, 2139200), (25, 1711360), (28, 1528000), (32, 1337000), (35, 1222400), (40, 1069600), (50, 855680), (56, 764000), (64, 668500), (70, 611200), (80, 534800), (100, 427840), (112, 382000), (125, 342272), (128, 334250), (140, 305600), (160, 267400), (175, 244480), (191, 224000), (200, 213920), (224, 191000), (250, 171136), (256, 167125), (280, 152800), (320, 133700), (350, 122240), (382, 112000), (400, 106960), (448, 95500), (500, 85568), (560, 76400), (640, 66850), (700, 61120), (764, 56000), (800, 53480), (875, 48896), (896, 47750), (955, 44800), (1000, 42784), (1120, 38200), (1280, 33425), (1337, 32000), (1400, 30560), (1528, 28000), (1600, 26740), (1750, 24448), (1792, 23875), (1910, 22400), (2000, 21392), (2240, 19100), (2674, 16000), (2800, 15280), (3056, 14000), (3200, 13370), (3500, 12224), (3820, 11200), (4000, 10696), (4480, 9550), (4775, 8960), (5348, 8000), (5600, 7640), (6112, 7000), (6400, 6685)]