280931040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:426

約数の個数: 288

約数和(自身を含む): 1059458400

約数和(自身を除く): 778527360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 43, 45, 48, 52, 60, 65, 72, 78, 80, 86, 90, 96, 104, 117, 120, 129, 130, 144, 156, 160, 172, 180, 195, 208, 215, 234, 240, 258, 260, 288, 312, 344, 349, 360, 387, 390, 416, 430, 468, 480, 516, 520, 559, 585, 624, 645, 688, 698, 720, 774, 780, 860, 936, 1032, 1040, 1047, 1118, 1170, 1248, 1290, 1376, 1396, 1440, 1548, 1560, 1677, 1720, 1745, 1872, 1935, 2064, 2080, 2094, 2236, 2340, 2580, 2792, 2795, 3096, 3120, 3141, 3354, 3440, 3490, 3744, 3870, 4128, 4188, 4472, 4537, 4680, 5031, 5160, 5235, 5584, 5590, 6192, 6240, 6282, 6708, 6880, 6980, 7740, 8376, 8385, 8944, 9074, 9360, 10062, 10320, 10470, 11168, 11180, 12384, 12564, 13416, 13611, 13960, 15007, 15480, 15705, 16752, 16770, 17888, 18148, 18720, 20124, 20640, 20940, 22360, 22685, 25128, 25155, 26832, 27222, 27920, 30014, 30960, 31410, 33504, 33540, 36296, 40248, 40833, 41880, 44720, 45021, 45370, 50256, 50310, 53664, 54444, 55840, 60028, 61920, 62820, 67080, 68055, 72592, 75035, 80496, 81666, 83760, 89440, 90042, 90740, 100512, 100620, 108888, 120056, 125640, 134160, 135063, 136110, 145184, 150070, 160992, 163332, 167520, 180084, 181480, 195091, 201240, 204165, 217776, 225105, 240112, 251280, 268320, 270126, 272220, 300140, 326664, 360168, 362960, 390182, 402480, 408330, 435552, 450210, 480224, 502560, 540252, 544440, 585273, 600280, 653328, 675315, 720336, 725920, 780364, 804960, 816660, 900420, 975455, 1080504, 1088880, 1170546, 1200560, 1306656, 1350630, 1440672, 1560728, 1633320, 1755819, 1800840, 1950910, 2161008, 2177760, 2341092, 2401120, 2701260, 2926365, 3121456, 3266640, 3511638, 3601680, 3901820, 4322016, 4682184, 5402520, 5852730, 6242912, 6533280, 7023276, 7203360, 7803640, 8779095, 9364368, 10805040, 11705460, 14046552, 15607280, 17558190, 18728736, 21610080, 23410920, 28093104, 31214560, 35116380, 46821840, 56186208, 70232760, 93643680, 140465520, 280931040]

約数ペア:

[(1, 280931040), (2, 140465520), (3, 93643680), (4, 70232760), (5, 56186208), (6, 46821840), (8, 35116380), (9, 31214560), (10, 28093104), (12, 23410920), (13, 21610080), (15, 18728736), (16, 17558190), (18, 15607280), (20, 14046552), (24, 11705460), (26, 10805040), (30, 9364368), (32, 8779095), (36, 7803640), (39, 7203360), (40, 7023276), (43, 6533280), (45, 6242912), (48, 5852730), (52, 5402520), (60, 4682184), (65, 4322016), (72, 3901820), (78, 3601680), (80, 3511638), (86, 3266640), (90, 3121456), (96, 2926365), (104, 2701260), (117, 2401120), (120, 2341092), (129, 2177760), (130, 2161008), (144, 1950910), (156, 1800840), (160, 1755819), (172, 1633320), (180, 1560728), (195, 1440672), (208, 1350630), (215, 1306656), (234, 1200560), (240, 1170546), (258, 1088880), (260, 1080504), (288, 975455), (312, 900420), (344, 816660), (349, 804960), (360, 780364), (387, 725920), (390, 720336), (416, 675315), (430, 653328), (468, 600280), (480, 585273), (516, 544440), (520, 540252), (559, 502560), (585, 480224), (624, 450210), (645, 435552), (688, 408330), (698, 402480), (720, 390182), (774, 362960), (780, 360168), (860, 326664), (936, 300140), (1032, 272220), (1040, 270126), (1047, 268320), (1118, 251280), (1170, 240112), (1248, 225105), (1290, 217776), (1376, 204165), (1396, 201240), (1440, 195091), (1548, 181480), (1560, 180084), (1677, 167520), (1720, 163332), (1745, 160992), (1872, 150070), (1935, 145184), (2064, 136110), (2080, 135063), (2094, 134160), (2236, 125640), (2340, 120056), (2580, 108888), (2792, 100620), (2795, 100512), (3096, 90740), (3120, 90042), (3141, 89440), (3354, 83760), (3440, 81666), (3490, 80496), (3744, 75035), (3870, 72592), (4128, 68055), (4188, 67080), (4472, 62820), (4537, 61920), (4680, 60028), (5031, 55840), (5160, 54444), (5235, 53664), (5584, 50310), (5590, 50256), (6192, 45370), (6240, 45021), (6282, 44720), (6708, 41880), (6880, 40833), (6980, 40248), (7740, 36296), (8376, 33540), (8385, 33504), (8944, 31410), (9074, 30960), (9360, 30014), (10062, 27920), (10320, 27222), (10470, 26832), (11168, 25155), (11180, 25128), (12384, 22685), (12564, 22360), (13416, 20940), (13611, 20640), (13960, 20124), (15007, 18720), (15480, 18148), (15705, 17888), (16752, 16770)]