255392640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:565

約数の個数: 192

約数和(自身を含む): 892663200

約数和(自身を除く): 637270560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 101, 120, 128, 144, 160, 180, 192, 202, 240, 288, 303, 320, 360, 384, 404, 439, 480, 505, 576, 606, 640, 720, 808, 878, 909, 960, 1010, 1152, 1212, 1317, 1440, 1515, 1616, 1756, 1818, 1920, 2020, 2195, 2424, 2634, 2880, 3030, 3232, 3512, 3636, 3951, 4040, 4390, 4545, 4848, 5268, 5760, 6060, 6464, 6585, 7024, 7272, 7902, 8080, 8780, 9090, 9696, 10536, 12120, 12928, 13170, 14048, 14544, 15804, 16160, 17560, 18180, 19392, 19755, 21072, 24240, 26340, 28096, 29088, 31608, 32320, 35120, 36360, 38784, 39510, 42144, 44339, 48480, 52680, 56192, 58176, 63216, 64640, 70240, 72720, 79020, 84288, 88678, 96960, 105360, 116352, 126432, 133017, 140480, 145440, 158040, 168576, 177356, 193920, 210720, 221695, 252864, 266034, 280960, 290880, 316080, 354712, 399051, 421440, 443390, 505728, 532068, 581760, 632160, 665085, 709424, 798102, 842880, 886780, 1064136, 1264320, 1330170, 1418848, 1596204, 1773560, 1995255, 2128272, 2528640, 2660340, 2837696, 3192408, 3547120, 3990510, 4256544, 5320680, 5675392, 6384816, 7094240, 7981020, 8513088, 10641360, 12769632, 14188480, 15962040, 17026176, 21282720, 25539264, 28376960, 31924080, 42565440, 51078528, 63848160, 85130880, 127696320, 255392640]

約数ペア:

[(1, 255392640), (2, 127696320), (3, 85130880), (4, 63848160), (5, 51078528), (6, 42565440), (8, 31924080), (9, 28376960), (10, 25539264), (12, 21282720), (15, 17026176), (16, 15962040), (18, 14188480), (20, 12769632), (24, 10641360), (30, 8513088), (32, 7981020), (36, 7094240), (40, 6384816), (45, 5675392), (48, 5320680), (60, 4256544), (64, 3990510), (72, 3547120), (80, 3192408), (90, 2837696), (96, 2660340), (101, 2528640), (120, 2128272), (128, 1995255), (144, 1773560), (160, 1596204), (180, 1418848), (192, 1330170), (202, 1264320), (240, 1064136), (288, 886780), (303, 842880), (320, 798102), (360, 709424), (384, 665085), (404, 632160), (439, 581760), (480, 532068), (505, 505728), (576, 443390), (606, 421440), (640, 399051), (720, 354712), (808, 316080), (878, 290880), (909, 280960), (960, 266034), (1010, 252864), (1152, 221695), (1212, 210720), (1317, 193920), (1440, 177356), (1515, 168576), (1616, 158040), (1756, 145440), (1818, 140480), (1920, 133017), (2020, 126432), (2195, 116352), (2424, 105360), (2634, 96960), (2880, 88678), (3030, 84288), (3232, 79020), (3512, 72720), (3636, 70240), (3951, 64640), (4040, 63216), (4390, 58176), (4545, 56192), (4848, 52680), (5268, 48480), (5760, 44339), (6060, 42144), (6464, 39510), (6585, 38784), (7024, 36360), (7272, 35120), (7902, 32320), (8080, 31608), (8780, 29088), (9090, 28096), (9696, 26340), (10536, 24240), (12120, 21072), (12928, 19755), (13170, 19392), (14048, 18180), (14544, 17560), (15804, 16160)]