1385576640

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{68729}}^1$

素因数の和:68759

約数の個数: 168

約数和(自身を含む): 5446715040

約数和(自身を除く): 4061138400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 20160, 68729, 137458, 206187, 274916, 343645, 412374, 481103, 549832, 618561, 687290, 824748, 962206, 1030935, 1099664, 1237122, 1374580, 1443309, 1649496, 1924412, 2061870, 2199328, 2405515, 2474244, 2749160, 2886618, 3092805, 3298992, 3848824, 4123740, 4329927, 4398656, 4811030, 4948488, 5498320, 5773236, 6185610, 6597984, 7216545, 7697648, 8247480, 8659854, 9622060, 9896976, 10996640, 11546472, 12371220, 13195968, 14433090, 15395296, 16494960, 17319708, 19244120, 19793952, 21649635, 21993280, 23092944, 24742440, 28866180, 30790592, 32989920, 34639416, 38488240, 39587904, 43299270, 46185888, 49484880, 57732360, 65979840, 69278832, 76976480, 86598540, 92371776, 98969760, 115464720, 138557664, 153952960, 173197080, 197939520, 230929440, 277115328, 346394160, 461858880, 692788320, 1385576640]

約数ペア:

[(1, 1385576640), (2, 692788320), (3, 461858880), (4, 346394160), (5, 277115328), (6, 230929440), (7, 197939520), (8, 173197080), (9, 153952960), (10, 138557664), (12, 115464720), (14, 98969760), (15, 92371776), (16, 86598540), (18, 76976480), (20, 69278832), (21, 65979840), (24, 57732360), (28, 49484880), (30, 46185888), (32, 43299270), (35, 39587904), (36, 38488240), (40, 34639416), (42, 32989920), (45, 30790592), (48, 28866180), (56, 24742440), (60, 23092944), (63, 21993280), (64, 21649635), (70, 19793952), (72, 19244120), (80, 17319708), (84, 16494960), (90, 15395296), (96, 14433090), (105, 13195968), (112, 12371220), (120, 11546472), (126, 10996640), (140, 9896976), (144, 9622060), (160, 8659854), (168, 8247480), (180, 7697648), (192, 7216545), (210, 6597984), (224, 6185610), (240, 5773236), (252, 5498320), (280, 4948488), (288, 4811030), (315, 4398656), (320, 4329927), (336, 4123740), (360, 3848824), (420, 3298992), (448, 3092805), (480, 2886618), (504, 2749160), (560, 2474244), (576, 2405515), (630, 2199328), (672, 2061870), (720, 1924412), (840, 1649496), (960, 1443309), (1008, 1374580), (1120, 1237122), (1260, 1099664), (1344, 1030935), (1440, 962206), (1680, 824748), (2016, 687290), (2240, 618561), (2520, 549832), (2880, 481103), (3360, 412374), (4032, 343645), (5040, 274916), (6720, 206187), (10080, 137458), (20160, 68729)]