205939440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1409}}^1$

素因数の和:1464

約数の個数: 240

約数和(自身を含む): 818251200

約数和(自身を除く): 612311760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 105, 112, 116, 120, 126, 140, 144, 145, 168, 174, 180, 203, 210, 232, 240, 252, 261, 280, 290, 315, 336, 348, 360, 406, 420, 435, 464, 504, 522, 560, 580, 609, 630, 696, 720, 812, 840, 870, 1008, 1015, 1044, 1160, 1218, 1260, 1305, 1392, 1409, 1624, 1680, 1740, 1827, 2030, 2088, 2320, 2436, 2520, 2610, 2818, 3045, 3248, 3480, 3654, 4060, 4176, 4227, 4872, 5040, 5220, 5636, 6090, 6960, 7045, 7308, 8120, 8454, 9135, 9744, 9863, 10440, 11272, 12180, 12681, 14090, 14616, 16240, 16908, 18270, 19726, 20880, 21135, 22544, 24360, 25362, 28180, 29232, 29589, 33816, 36540, 39452, 40861, 42270, 48720, 49315, 50724, 56360, 59178, 63405, 67632, 73080, 78904, 81722, 84540, 88767, 98630, 101448, 112720, 118356, 122583, 126810, 146160, 147945, 157808, 163444, 169080, 177534, 197260, 202896, 204305, 236712, 245166, 253620, 286027, 295890, 326888, 338160, 355068, 367749, 394520, 408610, 443835, 473424, 490332, 507240, 572054, 591780, 612915, 653776, 710136, 735498, 789040, 817220, 858081, 887670, 980664, 1014480, 1144108, 1183560, 1225830, 1420272, 1430135, 1470996, 1634440, 1716162, 1775340, 1838745, 1961328, 2288216, 2367120, 2451660, 2574243, 2860270, 2941992, 3268880, 3432324, 3550680, 3677490, 4290405, 4576432, 4903320, 5148486, 5720540, 5883984, 6864648, 7101360, 7354980, 8580810, 9806640, 10296972, 11441080, 12871215, 13729296, 14709960, 17161620, 20593944, 22882160, 25742430, 29419920, 34323240, 41187888, 51484860, 68646480, 102969720, 205939440]

約数ペア:

[(1, 205939440), (2, 102969720), (3, 68646480), (4, 51484860), (5, 41187888), (6, 34323240), (7, 29419920), (8, 25742430), (9, 22882160), (10, 20593944), (12, 17161620), (14, 14709960), (15, 13729296), (16, 12871215), (18, 11441080), (20, 10296972), (21, 9806640), (24, 8580810), (28, 7354980), (29, 7101360), (30, 6864648), (35, 5883984), (36, 5720540), (40, 5148486), (42, 4903320), (45, 4576432), (48, 4290405), (56, 3677490), (58, 3550680), (60, 3432324), (63, 3268880), (70, 2941992), (72, 2860270), (80, 2574243), (84, 2451660), (87, 2367120), (90, 2288216), (105, 1961328), (112, 1838745), (116, 1775340), (120, 1716162), (126, 1634440), (140, 1470996), (144, 1430135), (145, 1420272), (168, 1225830), (174, 1183560), (180, 1144108), (203, 1014480), (210, 980664), (232, 887670), (240, 858081), (252, 817220), (261, 789040), (280, 735498), (290, 710136), (315, 653776), (336, 612915), (348, 591780), (360, 572054), (406, 507240), (420, 490332), (435, 473424), (464, 443835), (504, 408610), (522, 394520), (560, 367749), (580, 355068), (609, 338160), (630, 326888), (696, 295890), (720, 286027), (812, 253620), (840, 245166), (870, 236712), (1008, 204305), (1015, 202896), (1044, 197260), (1160, 177534), (1218, 169080), (1260, 163444), (1305, 157808), (1392, 147945), (1409, 146160), (1624, 126810), (1680, 122583), (1740, 118356), (1827, 112720), (2030, 101448), (2088, 98630), (2320, 88767), (2436, 84540), (2520, 81722), (2610, 78904), (2818, 73080), (3045, 67632), (3248, 63405), (3480, 59178), (3654, 56360), (4060, 50724), (4176, 49315), (4227, 48720), (4872, 42270), (5040, 40861), (5220, 39452), (5636, 36540), (6090, 33816), (6960, 29589), (7045, 29232), (7308, 28180), (8120, 25362), (8454, 24360), (9135, 22544), (9744, 21135), (9863, 20880), (10440, 19726), (11272, 18270), (12180, 16908), (12681, 16240), (14090, 14616)]