38807040

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:220

約数の個数: 160

約数和(自身を含む): 128848896

約数和(自身を除く): 90041856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 163, 186, 192, 240, 248, 256, 310, 320, 326, 372, 384, 465, 480, 489, 496, 512, 620, 640, 652, 744, 768, 815, 930, 960, 978, 992, 1240, 1280, 1304, 1488, 1536, 1630, 1860, 1920, 1956, 1984, 2445, 2480, 2560, 2608, 2976, 3260, 3720, 3840, 3912, 3968, 4890, 4960, 5053, 5216, 5952, 6520, 7440, 7680, 7824, 7936, 9780, 9920, 10106, 10432, 11904, 13040, 14880, 15159, 15648, 15872, 19560, 19840, 20212, 20864, 23808, 25265, 26080, 29760, 30318, 31296, 39120, 39680, 40424, 41728, 47616, 50530, 52160, 59520, 60636, 62592, 75795, 78240, 79360, 80848, 83456, 101060, 104320, 119040, 121272, 125184, 151590, 156480, 161696, 202120, 208640, 238080, 242544, 250368, 303180, 312960, 323392, 404240, 417280, 485088, 606360, 625920, 646784, 808480, 970176, 1212720, 1251840, 1293568, 1616960, 1940352, 2425440, 2587136, 3233920, 3880704, 4850880, 6467840, 7761408, 9701760, 12935680, 19403520, 38807040]

約数ペア:

[(1, 38807040), (2, 19403520), (3, 12935680), (4, 9701760), (5, 7761408), (6, 6467840), (8, 4850880), (10, 3880704), (12, 3233920), (15, 2587136), (16, 2425440), (20, 1940352), (24, 1616960), (30, 1293568), (31, 1251840), (32, 1212720), (40, 970176), (48, 808480), (60, 646784), (62, 625920), (64, 606360), (80, 485088), (93, 417280), (96, 404240), (120, 323392), (124, 312960), (128, 303180), (155, 250368), (160, 242544), (163, 238080), (186, 208640), (192, 202120), (240, 161696), (248, 156480), (256, 151590), (310, 125184), (320, 121272), (326, 119040), (372, 104320), (384, 101060), (465, 83456), (480, 80848), (489, 79360), (496, 78240), (512, 75795), (620, 62592), (640, 60636), (652, 59520), (744, 52160), (768, 50530), (815, 47616), (930, 41728), (960, 40424), (978, 39680), (992, 39120), (1240, 31296), (1280, 30318), (1304, 29760), (1488, 26080), (1536, 25265), (1630, 23808), (1860, 20864), (1920, 20212), (1956, 19840), (1984, 19560), (2445, 15872), (2480, 15648), (2560, 15159), (2608, 14880), (2976, 13040), (3260, 11904), (3720, 10432), (3840, 10106), (3912, 9920), (3968, 9780), (4890, 7936), (4960, 7824), (5053, 7680), (5216, 7440), (5952, 6520)]