400142400

素因数分解:

$2^6\times 3^1\times 5^2\times 7^1\times {\mathrm{11909}}^1$

素因数の和:11941

約数の個数: 168

約数和(自身を含む): 1500469440

約数和(自身を除く): 1100327040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 280, 300, 320, 336, 350, 400, 420, 448, 480, 525, 560, 600, 672, 700, 800, 840, 960, 1050, 1120, 1200, 1344, 1400, 1600, 1680, 2100, 2240, 2400, 2800, 3360, 4200, 4800, 5600, 6720, 8400, 11200, 11909, 16800, 23818, 33600, 35727, 47636, 59545, 71454, 83363, 95272, 119090, 142908, 166726, 178635, 190544, 238180, 250089, 285816, 297725, 333452, 357270, 381088, 416815, 476360, 500178, 571632, 595450, 666904, 714540, 762176, 833630, 893175, 952720, 1000356, 1143264, 1190900, 1250445, 1333808, 1429080, 1667260, 1786350, 1905440, 2000712, 2084075, 2286528, 2381800, 2500890, 2667616, 2858160, 3334520, 3572700, 3810880, 4001424, 4168150, 4763600, 5001780, 5335232, 5716320, 6252225, 6669040, 7145400, 8002848, 8336300, 9527200, 10003560, 11432640, 12504450, 13338080, 14290800, 16005696, 16672600, 19054400, 20007120, 25008900, 26676160, 28581600, 33345200, 40014240, 50017800, 57163200, 66690400, 80028480, 100035600, 133380800, 200071200, 400142400]

約数ペア:

[(1, 400142400), (2, 200071200), (3, 133380800), (4, 100035600), (5, 80028480), (6, 66690400), (7, 57163200), (8, 50017800), (10, 40014240), (12, 33345200), (14, 28581600), (15, 26676160), (16, 25008900), (20, 20007120), (21, 19054400), (24, 16672600), (25, 16005696), (28, 14290800), (30, 13338080), (32, 12504450), (35, 11432640), (40, 10003560), (42, 9527200), (48, 8336300), (50, 8002848), (56, 7145400), (60, 6669040), (64, 6252225), (70, 5716320), (75, 5335232), (80, 5001780), (84, 4763600), (96, 4168150), (100, 4001424), (105, 3810880), (112, 3572700), (120, 3334520), (140, 2858160), (150, 2667616), (160, 2500890), (168, 2381800), (175, 2286528), (192, 2084075), (200, 2000712), (210, 1905440), (224, 1786350), (240, 1667260), (280, 1429080), (300, 1333808), (320, 1250445), (336, 1190900), (350, 1143264), (400, 1000356), (420, 952720), (448, 893175), (480, 833630), (525, 762176), (560, 714540), (600, 666904), (672, 595450), (700, 571632), (800, 500178), (840, 476360), (960, 416815), (1050, 381088), (1120, 357270), (1200, 333452), (1344, 297725), (1400, 285816), (1600, 250089), (1680, 238180), (2100, 190544), (2240, 178635), (2400, 166726), (2800, 142908), (3360, 119090), (4200, 95272), (4800, 83363), (5600, 71454), (6720, 59545), (8400, 47636), (11200, 35727), (11909, 33600), (16800, 23818)]