399936000

素因数分解:

$2^9\times 3^1\times 5^3\times {\mathrm{2083}}^1$

素因数の和:2119

約数の個数: 160

約数和(自身を含む): 1330325568

約数和(自身を除く): 930389568

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, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 256, 300, 320, 375, 384, 400, 480, 500, 512, 600, 640, 750, 768, 800, 960, 1000, 1200, 1280, 1500, 1536, 1600, 1920, 2000, 2083, 2400, 2560, 3000, 3200, 3840, 4000, 4166, 4800, 6000, 6249, 6400, 7680, 8000, 8332, 9600, 10415, 12000, 12498, 12800, 16000, 16664, 19200, 20830, 24000, 24996, 31245, 32000, 33328, 38400, 41660, 48000, 49992, 52075, 62490, 64000, 66656, 83320, 96000, 99984, 104150, 124980, 133312, 156225, 166640, 192000, 199968, 208300, 249960, 260375, 266624, 312450, 333280, 399936, 416600, 499920, 520750, 533248, 624900, 666560, 781125, 799872, 833200, 999840, 1041500, 1066496, 1249800, 1333120, 1562250, 1599744, 1666400, 1999680, 2083000, 2499600, 2666240, 3124500, 3199488, 3332800, 3999360, 4166000, 4999200, 5332480, 6249000, 6665600, 7998720, 8332000, 9998400, 12498000, 13331200, 15997440, 16664000, 19996800, 24996000, 26662400, 33328000, 39993600, 49992000, 66656000, 79987200, 99984000, 133312000, 199968000, 399936000]

約数ペア:

[(1, 399936000), (2, 199968000), (3, 133312000), (4, 99984000), (5, 79987200), (6, 66656000), (8, 49992000), (10, 39993600), (12, 33328000), (15, 26662400), (16, 24996000), (20, 19996800), (24, 16664000), (25, 15997440), (30, 13331200), (32, 12498000), (40, 9998400), (48, 8332000), (50, 7998720), (60, 6665600), (64, 6249000), (75, 5332480), (80, 4999200), (96, 4166000), (100, 3999360), (120, 3332800), (125, 3199488), (128, 3124500), (150, 2666240), (160, 2499600), (192, 2083000), (200, 1999680), (240, 1666400), (250, 1599744), (256, 1562250), (300, 1333120), (320, 1249800), (375, 1066496), (384, 1041500), (400, 999840), (480, 833200), (500, 799872), (512, 781125), (600, 666560), (640, 624900), (750, 533248), (768, 520750), (800, 499920), (960, 416600), (1000, 399936), (1200, 333280), (1280, 312450), (1500, 266624), (1536, 260375), (1600, 249960), (1920, 208300), (2000, 199968), (2083, 192000), (2400, 166640), (2560, 156225), (3000, 133312), (3200, 124980), (3840, 104150), (4000, 99984), (4166, 96000), (4800, 83320), (6000, 66656), (6249, 64000), (6400, 62490), (7680, 52075), (8000, 49992), (8332, 48000), (9600, 41660), (10415, 38400), (12000, 33328), (12498, 32000), (12800, 31245), (16000, 24996), (16664, 24000), (19200, 20830)]