172179840

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:609

約数の個数: 256

約数和(自身を含む): 655672320

約数和(自身を除く): 483492480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 64, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 128, 138, 140, 160, 161, 168, 184, 192, 210, 224, 230, 240, 276, 280, 320, 322, 336, 345, 368, 384, 420, 448, 460, 480, 483, 552, 557, 560, 640, 644, 672, 690, 736, 805, 840, 896, 920, 960, 966, 1104, 1114, 1120, 1288, 1344, 1380, 1472, 1610, 1671, 1680, 1840, 1920, 1932, 2208, 2228, 2240, 2415, 2576, 2688, 2760, 2785, 2944, 3220, 3342, 3360, 3680, 3864, 3899, 4416, 4456, 4480, 4830, 5152, 5520, 5570, 6440, 6684, 6720, 7360, 7728, 7798, 8355, 8832, 8912, 9660, 10304, 11040, 11140, 11697, 12811, 12880, 13368, 13440, 14720, 15456, 15596, 16710, 17824, 19320, 19495, 20608, 22080, 22280, 23394, 25622, 25760, 26736, 30912, 31192, 33420, 35648, 38433, 38640, 38990, 44160, 44560, 46788, 51244, 51520, 53472, 58485, 61824, 62384, 64055, 66840, 71296, 76866, 77280, 77980, 89120, 89677, 93576, 102488, 103040, 106944, 116970, 124768, 128110, 133680, 153732, 154560, 155960, 178240, 179354, 187152, 192165, 204976, 213888, 233940, 249536, 256220, 267360, 269031, 307464, 309120, 311920, 356480, 358708, 374304, 384330, 409952, 448385, 467880, 499072, 512440, 534720, 538062, 614928, 623840, 717416, 748608, 768660, 819904, 896770, 935760, 1024880, 1069440, 1076124, 1229856, 1247680, 1345155, 1434832, 1497216, 1537320, 1639808, 1793540, 1871520, 2049760, 2152248, 2459712, 2495360, 2690310, 2869664, 3074640, 3587080, 3743040, 4099520, 4304496, 4919424, 5380620, 5739328, 6149280, 7174160, 7486080, 8199040, 8608992, 10761240, 11478656, 12298560, 14348320, 17217984, 21522480, 24597120, 28696640, 34435968, 43044960, 57393280, 86089920, 172179840]

約数ペア:

[(1, 172179840), (2, 86089920), (3, 57393280), (4, 43044960), (5, 34435968), (6, 28696640), (7, 24597120), (8, 21522480), (10, 17217984), (12, 14348320), (14, 12298560), (15, 11478656), (16, 10761240), (20, 8608992), (21, 8199040), (23, 7486080), (24, 7174160), (28, 6149280), (30, 5739328), (32, 5380620), (35, 4919424), (40, 4304496), (42, 4099520), (46, 3743040), (48, 3587080), (56, 3074640), (60, 2869664), (64, 2690310), (69, 2495360), (70, 2459712), (80, 2152248), (84, 2049760), (92, 1871520), (96, 1793540), (105, 1639808), (112, 1537320), (115, 1497216), (120, 1434832), (128, 1345155), (138, 1247680), (140, 1229856), (160, 1076124), (161, 1069440), (168, 1024880), (184, 935760), (192, 896770), (210, 819904), (224, 768660), (230, 748608), (240, 717416), (276, 623840), (280, 614928), (320, 538062), (322, 534720), (336, 512440), (345, 499072), (368, 467880), (384, 448385), (420, 409952), (448, 384330), (460, 374304), (480, 358708), (483, 356480), (552, 311920), (557, 309120), (560, 307464), (640, 269031), (644, 267360), (672, 256220), (690, 249536), (736, 233940), (805, 213888), (840, 204976), (896, 192165), (920, 187152), (960, 179354), (966, 178240), (1104, 155960), (1114, 154560), (1120, 153732), (1288, 133680), (1344, 128110), (1380, 124768), (1472, 116970), (1610, 106944), (1671, 103040), (1680, 102488), (1840, 93576), (1920, 89677), (1932, 89120), (2208, 77980), (2228, 77280), (2240, 76866), (2415, 71296), (2576, 66840), (2688, 64055), (2760, 62384), (2785, 61824), (2944, 58485), (3220, 53472), (3342, 51520), (3360, 51244), (3680, 46788), (3864, 44560), (3899, 44160), (4416, 38990), (4456, 38640), (4480, 38433), (4830, 35648), (5152, 33420), (5520, 31192), (5570, 30912), (6440, 26736), (6684, 25760), (6720, 25622), (7360, 23394), (7728, 22280), (7798, 22080), (8355, 20608), (8832, 19495), (8912, 19320), (9660, 17824), (10304, 16710), (11040, 15596), (11140, 15456), (11697, 14720), (12811, 13440), (12880, 13368)]