18960000

素因数分解:

$2^7\times 3^1\times 5^4\times {\mathrm{79}}^1$

素因数の和:116

約数の個数: 160

約数和(自身を含む): 63729600

約数和(自身を除く): 44769600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 79, 80, 96, 100, 120, 125, 128, 150, 158, 160, 192, 200, 237, 240, 250, 300, 316, 320, 375, 384, 395, 400, 474, 480, 500, 600, 625, 632, 640, 750, 790, 800, 948, 960, 1000, 1185, 1200, 1250, 1264, 1500, 1580, 1600, 1875, 1896, 1920, 1975, 2000, 2370, 2400, 2500, 2528, 3000, 3160, 3200, 3750, 3792, 3950, 4000, 4740, 4800, 5000, 5056, 5925, 6000, 6320, 7500, 7584, 7900, 8000, 9480, 9600, 9875, 10000, 10112, 11850, 12000, 12640, 15000, 15168, 15800, 16000, 18960, 19750, 20000, 23700, 24000, 25280, 29625, 30000, 30336, 31600, 37920, 39500, 40000, 47400, 48000, 49375, 50560, 59250, 60000, 63200, 75840, 79000, 80000, 94800, 98750, 118500, 120000, 126400, 148125, 151680, 158000, 189600, 197500, 237000, 240000, 252800, 296250, 316000, 379200, 395000, 474000, 592500, 632000, 758400, 790000, 948000, 1185000, 1264000, 1580000, 1896000, 2370000, 3160000, 3792000, 4740000, 6320000, 9480000, 18960000]

約数ペア:

[(1, 18960000), (2, 9480000), (3, 6320000), (4, 4740000), (5, 3792000), (6, 3160000), (8, 2370000), (10, 1896000), (12, 1580000), (15, 1264000), (16, 1185000), (20, 948000), (24, 790000), (25, 758400), (30, 632000), (32, 592500), (40, 474000), (48, 395000), (50, 379200), (60, 316000), (64, 296250), (75, 252800), (79, 240000), (80, 237000), (96, 197500), (100, 189600), (120, 158000), (125, 151680), (128, 148125), (150, 126400), (158, 120000), (160, 118500), (192, 98750), (200, 94800), (237, 80000), (240, 79000), (250, 75840), (300, 63200), (316, 60000), (320, 59250), (375, 50560), (384, 49375), (395, 48000), (400, 47400), (474, 40000), (480, 39500), (500, 37920), (600, 31600), (625, 30336), (632, 30000), (640, 29625), (750, 25280), (790, 24000), (800, 23700), (948, 20000), (960, 19750), (1000, 18960), (1185, 16000), (1200, 15800), (1250, 15168), (1264, 15000), (1500, 12640), (1580, 12000), (1600, 11850), (1875, 10112), (1896, 10000), (1920, 9875), (1975, 9600), (2000, 9480), (2370, 8000), (2400, 7900), (2500, 7584), (2528, 7500), (3000, 6320), (3160, 6000), (3200, 5925), (3750, 5056), (3792, 5000), (3950, 4800), (4000, 4740)]