20352000

素因数分解:

$2^{10}\times 3^1\times 5^3\times {\mathrm{53}}^1$

素因数の和:91

約数の個数: 176

約数和(自身を含む): 68975712

約数和(自身を除く): 48623712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 53, 60, 64, 75, 80, 96, 100, 106, 120, 125, 128, 150, 159, 160, 192, 200, 212, 240, 250, 256, 265, 300, 318, 320, 375, 384, 400, 424, 480, 500, 512, 530, 600, 636, 640, 750, 768, 795, 800, 848, 960, 1000, 1024, 1060, 1200, 1272, 1280, 1325, 1500, 1536, 1590, 1600, 1696, 1920, 2000, 2120, 2400, 2544, 2560, 2650, 3000, 3072, 3180, 3200, 3392, 3840, 3975, 4000, 4240, 4800, 5088, 5120, 5300, 6000, 6360, 6400, 6625, 6784, 7680, 7950, 8000, 8480, 9600, 10176, 10600, 12000, 12720, 12800, 13250, 13568, 15360, 15900, 16000, 16960, 19200, 19875, 20352, 21200, 24000, 25440, 25600, 26500, 27136, 31800, 32000, 33920, 38400, 39750, 40704, 42400, 48000, 50880, 53000, 54272, 63600, 64000, 67840, 76800, 79500, 81408, 84800, 96000, 101760, 106000, 127200, 128000, 135680, 159000, 162816, 169600, 192000, 203520, 212000, 254400, 271360, 318000, 339200, 384000, 407040, 424000, 508800, 636000, 678400, 814080, 848000, 1017600, 1272000, 1356800, 1696000, 2035200, 2544000, 3392000, 4070400, 5088000, 6784000, 10176000, 20352000]

約数ペア:

[(1, 20352000), (2, 10176000), (3, 6784000), (4, 5088000), (5, 4070400), (6, 3392000), (8, 2544000), (10, 2035200), (12, 1696000), (15, 1356800), (16, 1272000), (20, 1017600), (24, 848000), (25, 814080), (30, 678400), (32, 636000), (40, 508800), (48, 424000), (50, 407040), (53, 384000), (60, 339200), (64, 318000), (75, 271360), (80, 254400), (96, 212000), (100, 203520), (106, 192000), (120, 169600), (125, 162816), (128, 159000), (150, 135680), (159, 128000), (160, 127200), (192, 106000), (200, 101760), (212, 96000), (240, 84800), (250, 81408), (256, 79500), (265, 76800), (300, 67840), (318, 64000), (320, 63600), (375, 54272), (384, 53000), (400, 50880), (424, 48000), (480, 42400), (500, 40704), (512, 39750), (530, 38400), (600, 33920), (636, 32000), (640, 31800), (750, 27136), (768, 26500), (795, 25600), (800, 25440), (848, 24000), (960, 21200), (1000, 20352), (1024, 19875), (1060, 19200), (1200, 16960), (1272, 16000), (1280, 15900), (1325, 15360), (1500, 13568), (1536, 13250), (1590, 12800), (1600, 12720), (1696, 12000), (1920, 10600), (2000, 10176), (2120, 9600), (2400, 8480), (2544, 8000), (2560, 7950), (2650, 7680), (3000, 6784), (3072, 6625), (3180, 6400), (3200, 6360), (3392, 6000), (3840, 5300), (3975, 5120), (4000, 5088), (4240, 4800)]