1640352000

素因数分解:

$2^8\times 3^1\times 5^3\times 7^1\times {\mathrm{2441}}^1$

素因数の和:2482

約数の個数: 288

約数和(自身を含む): 6229327104

約数和(自身を除く): 4588975104

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, 125, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 250, 256, 280, 300, 320, 336, 350, 375, 384, 400, 420, 448, 480, 500, 525, 560, 600, 640, 672, 700, 750, 768, 800, 840, 875, 896, 960, 1000, 1050, 1120, 1200, 1280, 1344, 1400, 1500, 1600, 1680, 1750, 1792, 1920, 2000, 2100, 2240, 2400, 2441, 2625, 2688, 2800, 3000, 3200, 3360, 3500, 3840, 4000, 4200, 4480, 4800, 4882, 5250, 5376, 5600, 6000, 6400, 6720, 7000, 7323, 8000, 8400, 8960, 9600, 9764, 10500, 11200, 12000, 12205, 13440, 14000, 14646, 16000, 16800, 17087, 19200, 19528, 21000, 22400, 24000, 24410, 26880, 28000, 29292, 32000, 33600, 34174, 36615, 39056, 42000, 44800, 48000, 48820, 51261, 56000, 58584, 61025, 67200, 68348, 73230, 78112, 84000, 85435, 96000, 97640, 102522, 112000, 117168, 122050, 134400, 136696, 146460, 156224, 168000, 170870, 183075, 195280, 205044, 224000, 234336, 244100, 256305, 273392, 292920, 305125, 312448, 336000, 341740, 366150, 390560, 410088, 427175, 468672, 488200, 512610, 546784, 585840, 610250, 624896, 672000, 683480, 732300, 781120, 820176, 854350, 915375, 937344, 976400, 1025220, 1093568, 1171680, 1220500, 1281525, 1366960, 1464600, 1562240, 1640352, 1708700, 1830750, 1874688, 1952800, 2050440, 2135875, 2187136, 2343360, 2441000, 2563050, 2733920, 2929200, 3124480, 3280704, 3417400, 3661500, 3905600, 4100880, 4271750, 4374272, 4686720, 4882000, 5126100, 5467840, 5858400, 6407625, 6561408, 6834800, 7323000, 7811200, 8201760, 8543500, 9373440, 9764000, 10252200, 10935680, 11716800, 12815250, 13122816, 13669600, 14646000, 15622400, 16403520, 17087000, 19528000, 20504400, 21871360, 23433600, 25630500, 27339200, 29292000, 32807040, 34174000, 39056000, 41008800, 46867200, 51261000, 54678400, 58584000, 65614080, 68348000, 78112000, 82017600, 102522000, 109356800, 117168000, 136696000, 164035200, 205044000, 234336000, 273392000, 328070400, 410088000, 546784000, 820176000, 1640352000]

約数ペア:

[(1, 1640352000), (2, 820176000), (3, 546784000), (4, 410088000), (5, 328070400), (6, 273392000), (7, 234336000), (8, 205044000), (10, 164035200), (12, 136696000), (14, 117168000), (15, 109356800), (16, 102522000), (20, 82017600), (21, 78112000), (24, 68348000), (25, 65614080), (28, 58584000), (30, 54678400), (32, 51261000), (35, 46867200), (40, 41008800), (42, 39056000), (48, 34174000), (50, 32807040), (56, 29292000), (60, 27339200), (64, 25630500), (70, 23433600), (75, 21871360), (80, 20504400), (84, 19528000), (96, 17087000), (100, 16403520), (105, 15622400), (112, 14646000), (120, 13669600), (125, 13122816), (128, 12815250), (140, 11716800), (150, 10935680), (160, 10252200), (168, 9764000), (175, 9373440), (192, 8543500), (200, 8201760), (210, 7811200), (224, 7323000), (240, 6834800), (250, 6561408), (256, 6407625), (280, 5858400), (300, 5467840), (320, 5126100), (336, 4882000), (350, 4686720), (375, 4374272), (384, 4271750), (400, 4100880), (420, 3905600), (448, 3661500), (480, 3417400), (500, 3280704), (525, 3124480), (560, 2929200), (600, 2733920), (640, 2563050), (672, 2441000), (700, 2343360), (750, 2187136), (768, 2135875), (800, 2050440), (840, 1952800), (875, 1874688), (896, 1830750), (960, 1708700), (1000, 1640352), (1050, 1562240), (1120, 1464600), (1200, 1366960), (1280, 1281525), (1344, 1220500), (1400, 1171680), (1500, 1093568), (1600, 1025220), (1680, 976400), (1750, 937344), (1792, 915375), (1920, 854350), (2000, 820176), (2100, 781120), (2240, 732300), (2400, 683480), (2441, 672000), (2625, 624896), (2688, 610250), (2800, 585840), (3000, 546784), (3200, 512610), (3360, 488200), (3500, 468672), (3840, 427175), (4000, 410088), (4200, 390560), (4480, 366150), (4800, 341740), (4882, 336000), (5250, 312448), (5376, 305125), (5600, 292920), (6000, 273392), (6400, 256305), (6720, 244100), (7000, 234336), (7323, 224000), (8000, 205044), (8400, 195280), (8960, 183075), (9600, 170870), (9764, 168000), (10500, 156224), (11200, 146460), (12000, 136696), (12205, 134400), (13440, 122050), (14000, 117168), (14646, 112000), (16000, 102522), (16800, 97640), (17087, 96000), (19200, 85435), (19528, 84000), (21000, 78112), (22400, 73230), (24000, 68348), (24410, 67200), (26880, 61025), (28000, 58584), (29292, 56000), (32000, 51261), (33600, 48820), (34174, 48000), (36615, 44800), (39056, 42000)]