19880190720

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{44249}}^1$

素因数の和:44292

約数の個数: 288

約数和(自身を含む): 75975480000

約数和(自身を除く): 56095289280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 256, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 768, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1280, 1404, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 2080, 2160, 2304, 2340, 2496, 2808, 2880, 3120, 3328, 3456, 3510, 3744, 3840, 4160, 4320, 4680, 4992, 5616, 5760, 6240, 6912, 7020, 7488, 8320, 8640, 9360, 9984, 11232, 11520, 12480, 14040, 14976, 16640, 17280, 18720, 22464, 24960, 28080, 29952, 34560, 37440, 44249, 44928, 49920, 56160, 74880, 88498, 89856, 112320, 132747, 149760, 176996, 221245, 224640, 265494, 353992, 398241, 442490, 449280, 530988, 575237, 663735, 707984, 796482, 884980, 1061976, 1150474, 1194723, 1327470, 1415968, 1592964, 1725711, 1769960, 1991205, 2123952, 2300948, 2389446, 2654940, 2831936, 2876185, 3185928, 3451422, 3539920, 3982410, 4247904, 4601896, 4778892, 5177133, 5309880, 5663872, 5752370, 5973615, 6371856, 6902844, 7079840, 7964820, 8495808, 8628555, 9203792, 9557784, 10354266, 10619760, 11327744, 11504740, 11947230, 12743712, 13805688, 14159680, 15531399, 15929640, 16991616, 17257110, 18407584, 19115568, 20708532, 21239520, 23009480, 23894460, 25487424, 25885665, 27611376, 28319360, 31062798, 31859280, 33983232, 34514220, 36815168, 38231136, 41417064, 42479040, 46018960, 47788920, 50974848, 51771330, 55222752, 56638720, 62125596, 63718560, 69028440, 73630336, 76462272, 77656995, 82834128, 84958080, 92037920, 95577840, 101949696, 103542660, 110445504, 124251192, 127437120, 138056880, 147260672, 152924544, 155313990, 165668256, 169916160, 184075840, 191155680, 207085320, 220891008, 248502384, 254874240, 276113760, 305849088, 310627980, 331336512, 368151680, 382311360, 414170640, 441782016, 497004768, 509748480, 552227520, 621255960, 662673024, 736303360, 764622720, 828341280, 994009536, 1104455040, 1242511920, 1325346048, 1529245440, 1656682560, 1988019072, 2208910080, 2485023840, 3313365120, 3976038144, 4970047680, 6626730240, 9940095360, 19880190720]

約数ペア:

[(1, 19880190720), (2, 9940095360), (3, 6626730240), (4, 4970047680), (5, 3976038144), (6, 3313365120), (8, 2485023840), (9, 2208910080), (10, 1988019072), (12, 1656682560), (13, 1529245440), (15, 1325346048), (16, 1242511920), (18, 1104455040), (20, 994009536), (24, 828341280), (26, 764622720), (27, 736303360), (30, 662673024), (32, 621255960), (36, 552227520), (39, 509748480), (40, 497004768), (45, 441782016), (48, 414170640), (52, 382311360), (54, 368151680), (60, 331336512), (64, 310627980), (65, 305849088), (72, 276113760), (78, 254874240), (80, 248502384), (90, 220891008), (96, 207085320), (104, 191155680), (108, 184075840), (117, 169916160), (120, 165668256), (128, 155313990), (130, 152924544), (135, 147260672), (144, 138056880), (156, 127437120), (160, 124251192), (180, 110445504), (192, 103542660), (195, 101949696), (208, 95577840), (216, 92037920), (234, 84958080), (240, 82834128), (256, 77656995), (260, 76462272), (270, 73630336), (288, 69028440), (312, 63718560), (320, 62125596), (351, 56638720), (360, 55222752), (384, 51771330), (390, 50974848), (416, 47788920), (432, 46018960), (468, 42479040), (480, 41417064), (520, 38231136), (540, 36815168), (576, 34514220), (585, 33983232), (624, 31859280), (640, 31062798), (702, 28319360), (720, 27611376), (768, 25885665), (780, 25487424), (832, 23894460), (864, 23009480), (936, 21239520), (960, 20708532), (1040, 19115568), (1080, 18407584), (1152, 17257110), (1170, 16991616), (1248, 15929640), (1280, 15531399), (1404, 14159680), (1440, 13805688), (1560, 12743712), (1664, 11947230), (1728, 11504740), (1755, 11327744), (1872, 10619760), (1920, 10354266), (2080, 9557784), (2160, 9203792), (2304, 8628555), (2340, 8495808), (2496, 7964820), (2808, 7079840), (2880, 6902844), (3120, 6371856), (3328, 5973615), (3456, 5752370), (3510, 5663872), (3744, 5309880), (3840, 5177133), (4160, 4778892), (4320, 4601896), (4680, 4247904), (4992, 3982410), (5616, 3539920), (5760, 3451422), (6240, 3185928), (6912, 2876185), (7020, 2831936), (7488, 2654940), (8320, 2389446), (8640, 2300948), (9360, 2123952), (9984, 1991205), (11232, 1769960), (11520, 1725711), (12480, 1592964), (14040, 1415968), (14976, 1327470), (16640, 1194723), (17280, 1150474), (18720, 1061976), (22464, 884980), (24960, 796482), (28080, 707984), (29952, 663735), (34560, 575237), (37440, 530988), (44249, 449280), (44928, 442490), (49920, 398241), (56160, 353992), (74880, 265494), (88498, 224640), (89856, 221245), (112320, 176996), (132747, 149760)]