1966621440

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3181}}^1$

素因数の和:3235

約数の個数: 288

約数和(自身を含む): 7492617216

約数和(自身を除く): 5525995776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 64, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 128, 138, 140, 160, 161, 168, 184, 192, 210, 224, 230, 240, 256, 276, 280, 320, 322, 336, 345, 368, 384, 420, 448, 460, 480, 483, 552, 560, 640, 644, 672, 690, 736, 768, 805, 840, 896, 920, 960, 966, 1104, 1120, 1280, 1288, 1344, 1380, 1472, 1610, 1680, 1792, 1840, 1920, 1932, 2208, 2240, 2415, 2576, 2688, 2760, 2944, 3181, 3220, 3360, 3680, 3840, 3864, 4416, 4480, 4830, 5152, 5376, 5520, 5888, 6362, 6440, 6720, 7360, 7728, 8832, 8960, 9543, 9660, 10304, 11040, 12724, 12880, 13440, 14720, 15456, 15905, 17664, 19086, 19320, 20608, 22080, 22267, 25448, 25760, 26880, 29440, 30912, 31810, 38172, 38640, 41216, 44160, 44534, 47715, 50896, 51520, 61824, 63620, 66801, 73163, 76344, 77280, 88320, 89068, 95430, 101792, 103040, 111335, 123648, 127240, 133602, 146326, 152688, 154560, 178136, 190860, 203584, 206080, 219489, 222670, 254480, 267204, 292652, 305376, 309120, 334005, 356272, 365815, 381720, 407168, 438978, 445340, 508960, 512141, 534408, 585304, 610752, 618240, 668010, 712544, 731630, 763440, 814336, 877956, 890680, 1017920, 1024282, 1068816, 1097445, 1170608, 1221504, 1336020, 1425088, 1463260, 1526880, 1536423, 1755912, 1781360, 2035840, 2048564, 2137632, 2194890, 2341216, 2443008, 2560705, 2672040, 2850176, 2926520, 3053760, 3072846, 3511824, 3562720, 4071680, 4097128, 4275264, 4389780, 4682432, 5121410, 5344080, 5700352, 5853040, 6107520, 6145692, 7023648, 7125440, 7682115, 8194256, 8550528, 8779560, 9364864, 10242820, 10688160, 11706080, 12215040, 12291384, 14047296, 14250880, 15364230, 16388512, 17101056, 17559120, 18729728, 20485640, 21376320, 23412160, 24582768, 28094592, 28501760, 30728460, 32777024, 35118240, 40971280, 42752640, 46824320, 49165536, 56189184, 61456920, 65554048, 70236480, 81942560, 85505280, 93648640, 98331072, 122913840, 131108096, 140472960, 163885120, 196662144, 245827680, 280945920, 327770240, 393324288, 491655360, 655540480, 983310720, 1966621440]

約数ペア:

[(1, 1966621440), (2, 983310720), (3, 655540480), (4, 491655360), (5, 393324288), (6, 327770240), (7, 280945920), (8, 245827680), (10, 196662144), (12, 163885120), (14, 140472960), (15, 131108096), (16, 122913840), (20, 98331072), (21, 93648640), (23, 85505280), (24, 81942560), (28, 70236480), (30, 65554048), (32, 61456920), (35, 56189184), (40, 49165536), (42, 46824320), (46, 42752640), (48, 40971280), (56, 35118240), (60, 32777024), (64, 30728460), (69, 28501760), (70, 28094592), (80, 24582768), (84, 23412160), (92, 21376320), (96, 20485640), (105, 18729728), (112, 17559120), (115, 17101056), (120, 16388512), (128, 15364230), (138, 14250880), (140, 14047296), (160, 12291384), (161, 12215040), (168, 11706080), (184, 10688160), (192, 10242820), (210, 9364864), (224, 8779560), (230, 8550528), (240, 8194256), (256, 7682115), (276, 7125440), (280, 7023648), (320, 6145692), (322, 6107520), (336, 5853040), (345, 5700352), (368, 5344080), (384, 5121410), (420, 4682432), (448, 4389780), (460, 4275264), (480, 4097128), (483, 4071680), (552, 3562720), (560, 3511824), (640, 3072846), (644, 3053760), (672, 2926520), (690, 2850176), (736, 2672040), (768, 2560705), (805, 2443008), (840, 2341216), (896, 2194890), (920, 2137632), (960, 2048564), (966, 2035840), (1104, 1781360), (1120, 1755912), (1280, 1536423), (1288, 1526880), (1344, 1463260), (1380, 1425088), (1472, 1336020), (1610, 1221504), (1680, 1170608), (1792, 1097445), (1840, 1068816), (1920, 1024282), (1932, 1017920), (2208, 890680), (2240, 877956), (2415, 814336), (2576, 763440), (2688, 731630), (2760, 712544), (2944, 668010), (3181, 618240), (3220, 610752), (3360, 585304), (3680, 534408), (3840, 512141), (3864, 508960), (4416, 445340), (4480, 438978), (4830, 407168), (5152, 381720), (5376, 365815), (5520, 356272), (5888, 334005), (6362, 309120), (6440, 305376), (6720, 292652), (7360, 267204), (7728, 254480), (8832, 222670), (8960, 219489), (9543, 206080), (9660, 203584), (10304, 190860), (11040, 178136), (12724, 154560), (12880, 152688), (13440, 146326), (14720, 133602), (15456, 127240), (15905, 123648), (17664, 111335), (19086, 103040), (19320, 101792), (20608, 95430), (22080, 89068), (22267, 88320), (25448, 77280), (25760, 76344), (26880, 73163), (29440, 66801), (30912, 63620), (31810, 61824), (38172, 51520), (38640, 50896), (41216, 47715), (44160, 44534)]