19917383640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{45863}}^1$

素因数の和:45942

約数の個数: 256

約数和(自身を含む): 76082872320

約数和(自身を除く): 56165488680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 47, 55, 56, 60, 66, 70, 77, 84, 88, 94, 105, 110, 120, 132, 140, 141, 154, 165, 168, 188, 210, 220, 231, 235, 264, 280, 282, 308, 329, 330, 376, 385, 420, 440, 462, 470, 517, 564, 616, 658, 660, 705, 770, 840, 924, 940, 987, 1034, 1128, 1155, 1316, 1320, 1410, 1540, 1551, 1645, 1848, 1880, 1974, 2068, 2310, 2585, 2632, 2820, 3080, 3102, 3290, 3619, 3948, 4136, 4620, 4935, 5170, 5640, 6204, 6580, 7238, 7755, 7896, 9240, 9870, 10340, 10857, 12408, 13160, 14476, 15510, 18095, 19740, 20680, 21714, 28952, 31020, 36190, 39480, 43428, 45863, 54285, 62040, 72380, 86856, 91726, 108570, 137589, 144760, 183452, 217140, 229315, 275178, 321041, 366904, 434280, 458630, 504493, 550356, 642082, 687945, 917260, 963123, 1008986, 1100712, 1284164, 1375890, 1513479, 1605205, 1834520, 1926246, 2017972, 2155561, 2522465, 2568328, 2751780, 3026958, 3210410, 3531451, 3852492, 4035944, 4311122, 4815615, 5044930, 5503560, 6053916, 6420820, 6466683, 7062902, 7567395, 7704984, 8622244, 9631230, 10089860, 10594353, 10777805, 12107832, 12841640, 12933366, 14125804, 15088927, 15134790, 17244488, 17657255, 19262460, 20179720, 21188706, 21555610, 23711171, 25866732, 28251608, 30177854, 30269580, 32333415, 35314510, 38524920, 42377412, 43111220, 45266781, 47422342, 51733464, 52971765, 60355708, 60539160, 64666830, 70629020, 71133513, 75444635, 84754824, 86222440, 90533562, 94844684, 105943530, 118555855, 120711416, 129333660, 141258040, 142267026, 150889270, 165978197, 181067124, 189689368, 211887060, 226333905, 237111710, 258667320, 284534052, 301778540, 331956394, 355667565, 362134248, 423774120, 452667810, 474223420, 497934591, 569068104, 603557080, 663912788, 711335130, 829890985, 905335620, 948446840, 995869182, 1327825576, 1422670260, 1659781970, 1810671240, 1991738364, 2489672955, 2845340520, 3319563940, 3983476728, 4979345910, 6639127880, 9958691820, 19917383640]

約数ペア:

[(1, 19917383640), (2, 9958691820), (3, 6639127880), (4, 4979345910), (5, 3983476728), (6, 3319563940), (7, 2845340520), (8, 2489672955), (10, 1991738364), (11, 1810671240), (12, 1659781970), (14, 1422670260), (15, 1327825576), (20, 995869182), (21, 948446840), (22, 905335620), (24, 829890985), (28, 711335130), (30, 663912788), (33, 603557080), (35, 569068104), (40, 497934591), (42, 474223420), (44, 452667810), (47, 423774120), (55, 362134248), (56, 355667565), (60, 331956394), (66, 301778540), (70, 284534052), (77, 258667320), (84, 237111710), (88, 226333905), (94, 211887060), (105, 189689368), (110, 181067124), (120, 165978197), (132, 150889270), (140, 142267026), (141, 141258040), (154, 129333660), (165, 120711416), (168, 118555855), (188, 105943530), (210, 94844684), (220, 90533562), (231, 86222440), (235, 84754824), (264, 75444635), (280, 71133513), (282, 70629020), (308, 64666830), (329, 60539160), (330, 60355708), (376, 52971765), (385, 51733464), (420, 47422342), (440, 45266781), (462, 43111220), (470, 42377412), (517, 38524920), (564, 35314510), (616, 32333415), (658, 30269580), (660, 30177854), (705, 28251608), (770, 25866732), (840, 23711171), (924, 21555610), (940, 21188706), (987, 20179720), (1034, 19262460), (1128, 17657255), (1155, 17244488), (1316, 15134790), (1320, 15088927), (1410, 14125804), (1540, 12933366), (1551, 12841640), (1645, 12107832), (1848, 10777805), (1880, 10594353), (1974, 10089860), (2068, 9631230), (2310, 8622244), (2585, 7704984), (2632, 7567395), (2820, 7062902), (3080, 6466683), (3102, 6420820), (3290, 6053916), (3619, 5503560), (3948, 5044930), (4136, 4815615), (4620, 4311122), (4935, 4035944), (5170, 3852492), (5640, 3531451), (6204, 3210410), (6580, 3026958), (7238, 2751780), (7755, 2568328), (7896, 2522465), (9240, 2155561), (9870, 2017972), (10340, 1926246), (10857, 1834520), (12408, 1605205), (13160, 1513479), (14476, 1375890), (15510, 1284164), (18095, 1100712), (19740, 1008986), (20680, 963123), (21714, 917260), (28952, 687945), (31020, 642082), (36190, 550356), (39480, 504493), (43428, 458630), (45863, 434280), (54285, 366904), (62040, 321041), (72380, 275178), (86856, 229315), (91726, 217140), (108570, 183452), (137589, 144760)]