19993989600

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{213611}}^1$

素因数の和:213650

約数の個数: 216

約数和(自身を含む): 75927530952

約数和(自身を除く): 55933541352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 32, 36, 39, 40, 45, 48, 50, 52, 60, 65, 72, 75, 78, 80, 90, 96, 100, 104, 117, 120, 130, 144, 150, 156, 160, 180, 195, 200, 208, 225, 234, 240, 260, 288, 300, 312, 325, 360, 390, 400, 416, 450, 468, 480, 520, 585, 600, 624, 650, 720, 780, 800, 900, 936, 975, 1040, 1170, 1200, 1248, 1300, 1440, 1560, 1800, 1872, 1950, 2080, 2340, 2400, 2600, 2925, 3120, 3600, 3744, 3900, 4680, 5200, 5850, 6240, 7200, 7800, 9360, 10400, 11700, 15600, 18720, 23400, 31200, 46800, 93600, 213611, 427222, 640833, 854444, 1068055, 1281666, 1708888, 1922499, 2136110, 2563332, 2776943, 3204165, 3417776, 3844998, 4272220, 5126664, 5340275, 5553886, 6408330, 6835552, 7689996, 8330829, 8544440, 9612495, 10253328, 10680550, 11107772, 12816660, 13884715, 15379992, 16020825, 16661658, 17088880, 19224990, 20506656, 21361100, 22215544, 24992487, 25633320, 27769430, 30759984, 32041650, 33323316, 34177760, 38449980, 41654145, 42722200, 44431088, 48062475, 49984974, 51266640, 55538860, 61519968, 64083300, 66646632, 69423575, 76899960, 83308290, 85444400, 88862176, 96124950, 99969948, 102533280, 111077720, 124962435, 128166600, 133293264, 138847150, 153799920, 166616580, 170888800, 192249900, 199939896, 208270725, 222155440, 249924870, 256333200, 266586528, 277694300, 307599840, 333233160, 384499800, 399879792, 416541450, 444310880, 499849740, 512666400, 555388600, 624812175, 666466320, 768999600, 799759584, 833082900, 999699480, 1110777200, 1249624350, 1332932640, 1537999200, 1666165800, 1999398960, 2221554400, 2499248700, 3332331600, 3998797920, 4998497400, 6664663200, 9996994800, 19993989600]

約数ペア:

[(1, 19993989600), (2, 9996994800), (3, 6664663200), (4, 4998497400), (5, 3998797920), (6, 3332331600), (8, 2499248700), (9, 2221554400), (10, 1999398960), (12, 1666165800), (13, 1537999200), (15, 1332932640), (16, 1249624350), (18, 1110777200), (20, 999699480), (24, 833082900), (25, 799759584), (26, 768999600), (30, 666466320), (32, 624812175), (36, 555388600), (39, 512666400), (40, 499849740), (45, 444310880), (48, 416541450), (50, 399879792), (52, 384499800), (60, 333233160), (65, 307599840), (72, 277694300), (75, 266586528), (78, 256333200), (80, 249924870), (90, 222155440), (96, 208270725), (100, 199939896), (104, 192249900), (117, 170888800), (120, 166616580), (130, 153799920), (144, 138847150), (150, 133293264), (156, 128166600), (160, 124962435), (180, 111077720), (195, 102533280), (200, 99969948), (208, 96124950), (225, 88862176), (234, 85444400), (240, 83308290), (260, 76899960), (288, 69423575), (300, 66646632), (312, 64083300), (325, 61519968), (360, 55538860), (390, 51266640), (400, 49984974), (416, 48062475), (450, 44431088), (468, 42722200), (480, 41654145), (520, 38449980), (585, 34177760), (600, 33323316), (624, 32041650), (650, 30759984), (720, 27769430), (780, 25633320), (800, 24992487), (900, 22215544), (936, 21361100), (975, 20506656), (1040, 19224990), (1170, 17088880), (1200, 16661658), (1248, 16020825), (1300, 15379992), (1440, 13884715), (1560, 12816660), (1800, 11107772), (1872, 10680550), (1950, 10253328), (2080, 9612495), (2340, 8544440), (2400, 8330829), (2600, 7689996), (2925, 6835552), (3120, 6408330), (3600, 5553886), (3744, 5340275), (3900, 5126664), (4680, 4272220), (5200, 3844998), (5850, 3417776), (6240, 3204165), (7200, 2776943), (7800, 2563332), (9360, 2136110), (10400, 1922499), (11700, 1708888), (15600, 1281666), (18720, 1068055), (23400, 854444), (31200, 640833), (46800, 427222), (93600, 213611)]