172826640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:726

約数の個数: 240

約数和(自身を含む): 676885248

約数和(自身を除く): 504058608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 53, 56, 60, 63, 70, 72, 80, 84, 90, 105, 106, 112, 120, 126, 140, 144, 159, 168, 180, 210, 212, 240, 252, 265, 280, 315, 318, 336, 360, 371, 420, 424, 477, 504, 530, 560, 630, 636, 647, 720, 742, 795, 840, 848, 954, 1008, 1060, 1113, 1260, 1272, 1294, 1484, 1590, 1680, 1855, 1908, 1941, 2120, 2226, 2385, 2520, 2544, 2588, 2968, 3180, 3235, 3339, 3710, 3816, 3882, 4240, 4452, 4529, 4770, 5040, 5176, 5565, 5823, 5936, 6360, 6470, 6678, 7420, 7632, 7764, 8904, 9058, 9540, 9705, 10352, 11130, 11646, 12720, 12940, 13356, 13587, 14840, 15528, 16695, 17808, 18116, 19080, 19410, 22260, 22645, 23292, 25880, 26712, 27174, 29115, 29680, 31056, 33390, 34291, 36232, 38160, 38820, 40761, 44520, 45290, 46584, 51760, 53424, 54348, 58230, 66780, 67935, 68582, 72464, 77640, 81522, 89040, 90580, 93168, 102873, 108696, 116460, 133560, 135870, 137164, 155280, 163044, 171455, 181160, 203805, 205746, 217392, 232920, 240037, 267120, 271740, 274328, 308619, 326088, 342910, 362320, 407610, 411492, 465840, 480074, 514365, 543480, 548656, 617238, 652176, 685820, 720111, 815220, 822984, 960148, 1028730, 1086960, 1200185, 1234476, 1371640, 1440222, 1543095, 1630440, 1645968, 1920296, 2057460, 2160333, 2400370, 2468952, 2743280, 2880444, 3086190, 3260880, 3600555, 3840592, 4114920, 4320666, 4800740, 4937904, 5760888, 6172380, 7201110, 8229840, 8641332, 9601480, 10801665, 11521776, 12344760, 14402220, 17282664, 19202960, 21603330, 24689520, 28804440, 34565328, 43206660, 57608880, 86413320, 172826640]

約数ペア:

[(1, 172826640), (2, 86413320), (3, 57608880), (4, 43206660), (5, 34565328), (6, 28804440), (7, 24689520), (8, 21603330), (9, 19202960), (10, 17282664), (12, 14402220), (14, 12344760), (15, 11521776), (16, 10801665), (18, 9601480), (20, 8641332), (21, 8229840), (24, 7201110), (28, 6172380), (30, 5760888), (35, 4937904), (36, 4800740), (40, 4320666), (42, 4114920), (45, 3840592), (48, 3600555), (53, 3260880), (56, 3086190), (60, 2880444), (63, 2743280), (70, 2468952), (72, 2400370), (80, 2160333), (84, 2057460), (90, 1920296), (105, 1645968), (106, 1630440), (112, 1543095), (120, 1440222), (126, 1371640), (140, 1234476), (144, 1200185), (159, 1086960), (168, 1028730), (180, 960148), (210, 822984), (212, 815220), (240, 720111), (252, 685820), (265, 652176), (280, 617238), (315, 548656), (318, 543480), (336, 514365), (360, 480074), (371, 465840), (420, 411492), (424, 407610), (477, 362320), (504, 342910), (530, 326088), (560, 308619), (630, 274328), (636, 271740), (647, 267120), (720, 240037), (742, 232920), (795, 217392), (840, 205746), (848, 203805), (954, 181160), (1008, 171455), (1060, 163044), (1113, 155280), (1260, 137164), (1272, 135870), (1294, 133560), (1484, 116460), (1590, 108696), (1680, 102873), (1855, 93168), (1908, 90580), (1941, 89040), (2120, 81522), (2226, 77640), (2385, 72464), (2520, 68582), (2544, 67935), (2588, 66780), (2968, 58230), (3180, 54348), (3235, 53424), (3339, 51760), (3710, 46584), (3816, 45290), (3882, 44520), (4240, 40761), (4452, 38820), (4529, 38160), (4770, 36232), (5040, 34291), (5176, 33390), (5565, 31056), (5823, 29680), (5936, 29115), (6360, 27174), (6470, 26712), (6678, 25880), (7420, 23292), (7632, 22645), (7764, 22260), (8904, 19410), (9058, 19080), (9540, 18116), (9705, 17808), (10352, 16695), (11130, 15528), (11646, 14840), (12720, 13587), (12940, 13356)]