20176013440

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{641}}^1$

素因数の和:951

約数の個数: 256

約数和(自身を含む): 56012394240

約数和(自身を除く): 35836380800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 263, 272, 320, 340, 352, 374, 440, 526, 544, 640, 641, 680, 704, 748, 880, 935, 1052, 1088, 1282, 1315, 1360, 1408, 1496, 1760, 1870, 2104, 2176, 2564, 2630, 2720, 2893, 2992, 3205, 3520, 3740, 4208, 4471, 5128, 5260, 5440, 5786, 5984, 6410, 7040, 7051, 7480, 8416, 8942, 10256, 10520, 10880, 10897, 11572, 11968, 12820, 14102, 14465, 14960, 16832, 17884, 20512, 21040, 21794, 22355, 23144, 23936, 25640, 28204, 28930, 29920, 33664, 35255, 35768, 41024, 42080, 43588, 44710, 46288, 49181, 51280, 54485, 56408, 57860, 59840, 70510, 71536, 82048, 84160, 87176, 89420, 92576, 98362, 102560, 108970, 112816, 115720, 119680, 119867, 141020, 143072, 168320, 168583, 174352, 178840, 185152, 196724, 205120, 217940, 225632, 231440, 239734, 245905, 282040, 286144, 337166, 348704, 357680, 370304, 393448, 410240, 435880, 451264, 462880, 479468, 491810, 564080, 572288, 599335, 674332, 697408, 715360, 786896, 842915, 871760, 902528, 925760, 958936, 983620, 1128160, 1198670, 1348664, 1394816, 1430720, 1573792, 1685830, 1743520, 1851520, 1854413, 1917872, 1967240, 2256320, 2397340, 2697328, 2861440, 2865911, 3147584, 3371660, 3487040, 3708826, 3835744, 3934480, 4512640, 4794680, 5394656, 5731822, 6295168, 6743320, 6974080, 7417652, 7671488, 7868960, 9272065, 9589360, 10789312, 11463644, 13486640, 14329555, 14835304, 15342976, 15737920, 18544130, 19178720, 21578624, 22927288, 26973280, 28659110, 29670608, 31475840, 31525021, 37088260, 38357440, 45854576, 53946560, 57318220, 59341216, 63050042, 74176520, 76714880, 91709152, 107893120, 114636440, 118682432, 126100084, 148353040, 157625105, 183418304, 229272880, 237364864, 252200168, 296706080, 315250210, 366836608, 458545760, 504400336, 593412160, 630500420, 917091520, 1008800672, 1186824320, 1261000840, 1834183040, 2017601344, 2522001680, 4035202688, 5044003360, 10088006720, 20176013440]

約数ペア:

[(1, 20176013440), (2, 10088006720), (4, 5044003360), (5, 4035202688), (8, 2522001680), (10, 2017601344), (11, 1834183040), (16, 1261000840), (17, 1186824320), (20, 1008800672), (22, 917091520), (32, 630500420), (34, 593412160), (40, 504400336), (44, 458545760), (55, 366836608), (64, 315250210), (68, 296706080), (80, 252200168), (85, 237364864), (88, 229272880), (110, 183418304), (128, 157625105), (136, 148353040), (160, 126100084), (170, 118682432), (176, 114636440), (187, 107893120), (220, 91709152), (263, 76714880), (272, 74176520), (320, 63050042), (340, 59341216), (352, 57318220), (374, 53946560), (440, 45854576), (526, 38357440), (544, 37088260), (640, 31525021), (641, 31475840), (680, 29670608), (704, 28659110), (748, 26973280), (880, 22927288), (935, 21578624), (1052, 19178720), (1088, 18544130), (1282, 15737920), (1315, 15342976), (1360, 14835304), (1408, 14329555), (1496, 13486640), (1760, 11463644), (1870, 10789312), (2104, 9589360), (2176, 9272065), (2564, 7868960), (2630, 7671488), (2720, 7417652), (2893, 6974080), (2992, 6743320), (3205, 6295168), (3520, 5731822), (3740, 5394656), (4208, 4794680), (4471, 4512640), (5128, 3934480), (5260, 3835744), (5440, 3708826), (5786, 3487040), (5984, 3371660), (6410, 3147584), (7040, 2865911), (7051, 2861440), (7480, 2697328), (8416, 2397340), (8942, 2256320), (10256, 1967240), (10520, 1917872), (10880, 1854413), (10897, 1851520), (11572, 1743520), (11968, 1685830), (12820, 1573792), (14102, 1430720), (14465, 1394816), (14960, 1348664), (16832, 1198670), (17884, 1128160), (20512, 983620), (21040, 958936), (21794, 925760), (22355, 902528), (23144, 871760), (23936, 842915), (25640, 786896), (28204, 715360), (28930, 697408), (29920, 674332), (33664, 599335), (35255, 572288), (35768, 564080), (41024, 491810), (42080, 479468), (43588, 462880), (44710, 451264), (46288, 435880), (49181, 410240), (51280, 393448), (54485, 370304), (56408, 357680), (57860, 348704), (59840, 337166), (70510, 286144), (71536, 282040), (82048, 245905), (84160, 239734), (87176, 231440), (89420, 225632), (92576, 217940), (98362, 205120), (102560, 196724), (108970, 185152), (112816, 178840), (115720, 174352), (119680, 168583), (119867, 168320), (141020, 143072)]