989659440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17851}}^1$

素因数の和:17888

約数の個数: 240

約数和(自身を含む): 4143949056

約数和(自身を除く): 3154289616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 3080, 3465, 3696, 3960, 4620, 5040, 5544, 6160, 6930, 7920, 9240, 11088, 13860, 17851, 18480, 27720, 35702, 53553, 55440, 71404, 89255, 107106, 124957, 142808, 160659, 178510, 196361, 214212, 249914, 267765, 285616, 321318, 357020, 374871, 392722, 428424, 499828, 535530, 589083, 624785, 642636, 714040, 749742, 785444, 803295, 856848, 981805, 999656, 1071060, 1124613, 1178166, 1249570, 1285272, 1374527, 1428080, 1499484, 1570888, 1606590, 1767249, 1874355, 1963610, 1999312, 2142120, 2249226, 2356332, 2499140, 2570544, 2749054, 2945415, 2998968, 3141776, 3213180, 3534498, 3748710, 3927220, 4123581, 4284240, 4498452, 4712664, 4998280, 5498108, 5623065, 5890830, 5997936, 6426360, 6872635, 7068996, 7497420, 7854440, 8247162, 8836245, 8996904, 9425328, 9996560, 10996216, 11246130, 11781660, 12370743, 12852720, 13745270, 14137992, 14994840, 15708880, 16494324, 17672490, 17993808, 20617905, 21992432, 22492260, 23563320, 24741486, 27490540, 28275984, 29989680, 32988648, 35344980, 41235810, 44984520, 47126640, 49482972, 54981080, 61853715, 65977296, 70689960, 82471620, 89969040, 98965944, 109962160, 123707430, 141379920, 164943240, 197931888, 247414860, 329886480, 494829720, 989659440]

約数ペア:

[(1, 989659440), (2, 494829720), (3, 329886480), (4, 247414860), (5, 197931888), (6, 164943240), (7, 141379920), (8, 123707430), (9, 109962160), (10, 98965944), (11, 89969040), (12, 82471620), (14, 70689960), (15, 65977296), (16, 61853715), (18, 54981080), (20, 49482972), (21, 47126640), (22, 44984520), (24, 41235810), (28, 35344980), (30, 32988648), (33, 29989680), (35, 28275984), (36, 27490540), (40, 24741486), (42, 23563320), (44, 22492260), (45, 21992432), (48, 20617905), (55, 17993808), (56, 17672490), (60, 16494324), (63, 15708880), (66, 14994840), (70, 14137992), (72, 13745270), (77, 12852720), (80, 12370743), (84, 11781660), (88, 11246130), (90, 10996216), (99, 9996560), (105, 9425328), (110, 8996904), (112, 8836245), (120, 8247162), (126, 7854440), (132, 7497420), (140, 7068996), (144, 6872635), (154, 6426360), (165, 5997936), (168, 5890830), (176, 5623065), (180, 5498108), (198, 4998280), (210, 4712664), (220, 4498452), (231, 4284240), (240, 4123581), (252, 3927220), (264, 3748710), (280, 3534498), (308, 3213180), (315, 3141776), (330, 2998968), (336, 2945415), (360, 2749054), (385, 2570544), (396, 2499140), (420, 2356332), (440, 2249226), (462, 2142120), (495, 1999312), (504, 1963610), (528, 1874355), (560, 1767249), (616, 1606590), (630, 1570888), (660, 1499484), (693, 1428080), (720, 1374527), (770, 1285272), (792, 1249570), (840, 1178166), (880, 1124613), (924, 1071060), (990, 999656), (1008, 981805), (1155, 856848), (1232, 803295), (1260, 785444), (1320, 749742), (1386, 714040), (1540, 642636), (1584, 624785), (1680, 589083), (1848, 535530), (1980, 499828), (2310, 428424), (2520, 392722), (2640, 374871), (2772, 357020), (3080, 321318), (3465, 285616), (3696, 267765), (3960, 249914), (4620, 214212), (5040, 196361), (5544, 178510), (6160, 160659), (6930, 142808), (7920, 124957), (9240, 107106), (11088, 89255), (13860, 71404), (17851, 55440), (18480, 53553), (27720, 35702)]