217629720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2617}}^1$

素因数の和:2655

約数の個数: 256

約数和(自身を含む): 904780800

約数和(自身を除く): 687151080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 54, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 108, 110, 120, 126, 132, 135, 140, 154, 165, 168, 180, 189, 198, 210, 216, 220, 231, 252, 264, 270, 280, 297, 308, 315, 330, 360, 378, 385, 396, 420, 440, 462, 495, 504, 540, 594, 616, 630, 660, 693, 756, 770, 792, 840, 924, 945, 990, 1080, 1155, 1188, 1260, 1320, 1386, 1485, 1512, 1540, 1848, 1890, 1980, 2079, 2310, 2376, 2520, 2617, 2772, 2970, 3080, 3465, 3780, 3960, 4158, 4620, 5234, 5544, 5940, 6930, 7560, 7851, 8316, 9240, 10395, 10468, 11880, 13085, 13860, 15702, 16632, 18319, 20790, 20936, 23553, 26170, 27720, 28787, 31404, 36638, 39255, 41580, 47106, 52340, 54957, 57574, 62808, 70659, 73276, 78510, 83160, 86361, 91595, 94212, 104680, 109914, 115148, 117765, 141318, 143935, 146552, 157020, 164871, 172722, 183190, 188424, 201509, 219828, 230296, 235530, 259083, 274785, 282636, 287870, 314040, 329742, 345444, 353295, 366380, 403018, 431805, 439656, 471060, 494613, 518166, 549570, 565272, 575740, 604527, 659484, 690888, 706590, 732760, 777249, 806036, 824355, 863610, 942120, 989226, 1007545, 1036332, 1099140, 1151480, 1209054, 1295415, 1318968, 1413180, 1554498, 1612072, 1648710, 1727220, 1813581, 1978452, 2015090, 2072664, 2198280, 2418108, 2473065, 2590830, 2826360, 3022635, 3108996, 3297420, 3454440, 3627162, 3886245, 3956904, 4030180, 4836216, 4946130, 5181660, 5440743, 6045270, 6217992, 6594840, 7254324, 7772490, 8060360, 9067905, 9892260, 10363320, 10881486, 12090540, 14508648, 15544980, 18135810, 19784520, 21762972, 24181080, 27203715, 31089960, 36271620, 43525944, 54407430, 72543240, 108814860, 217629720]

約数ペア:

[(1, 217629720), (2, 108814860), (3, 72543240), (4, 54407430), (5, 43525944), (6, 36271620), (7, 31089960), (8, 27203715), (9, 24181080), (10, 21762972), (11, 19784520), (12, 18135810), (14, 15544980), (15, 14508648), (18, 12090540), (20, 10881486), (21, 10363320), (22, 9892260), (24, 9067905), (27, 8060360), (28, 7772490), (30, 7254324), (33, 6594840), (35, 6217992), (36, 6045270), (40, 5440743), (42, 5181660), (44, 4946130), (45, 4836216), (54, 4030180), (55, 3956904), (56, 3886245), (60, 3627162), (63, 3454440), (66, 3297420), (70, 3108996), (72, 3022635), (77, 2826360), (84, 2590830), (88, 2473065), (90, 2418108), (99, 2198280), (105, 2072664), (108, 2015090), (110, 1978452), (120, 1813581), (126, 1727220), (132, 1648710), (135, 1612072), (140, 1554498), (154, 1413180), (165, 1318968), (168, 1295415), (180, 1209054), (189, 1151480), (198, 1099140), (210, 1036332), (216, 1007545), (220, 989226), (231, 942120), (252, 863610), (264, 824355), (270, 806036), (280, 777249), (297, 732760), (308, 706590), (315, 690888), (330, 659484), (360, 604527), (378, 575740), (385, 565272), (396, 549570), (420, 518166), (440, 494613), (462, 471060), (495, 439656), (504, 431805), (540, 403018), (594, 366380), (616, 353295), (630, 345444), (660, 329742), (693, 314040), (756, 287870), (770, 282636), (792, 274785), (840, 259083), (924, 235530), (945, 230296), (990, 219828), (1080, 201509), (1155, 188424), (1188, 183190), (1260, 172722), (1320, 164871), (1386, 157020), (1485, 146552), (1512, 143935), (1540, 141318), (1848, 117765), (1890, 115148), (1980, 109914), (2079, 104680), (2310, 94212), (2376, 91595), (2520, 86361), (2617, 83160), (2772, 78510), (2970, 73276), (3080, 70659), (3465, 62808), (3780, 57574), (3960, 54957), (4158, 52340), (4620, 47106), (5234, 41580), (5544, 39255), (5940, 36638), (6930, 31404), (7560, 28787), (7851, 27720), (8316, 26170), (9240, 23553), (10395, 20936), (10468, 20790), (11880, 18319), (13085, 16632), (13860, 15702)]