1720294400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:231

約数の個数: 264

約数和(自身を含む): 4797349200

約数和(自身を除く): 3077054800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 41, 44, 50, 55, 64, 80, 82, 88, 100, 110, 128, 149, 160, 164, 176, 200, 205, 220, 256, 275, 298, 320, 328, 352, 400, 410, 440, 451, 512, 550, 596, 640, 656, 704, 745, 800, 820, 880, 902, 1024, 1025, 1100, 1192, 1280, 1312, 1408, 1490, 1600, 1639, 1640, 1760, 1804, 2050, 2200, 2255, 2384, 2560, 2624, 2816, 2980, 3200, 3278, 3280, 3520, 3608, 3725, 4100, 4400, 4510, 4768, 5120, 5248, 5632, 5960, 6109, 6400, 6556, 6560, 7040, 7216, 7450, 8195, 8200, 8800, 9020, 9536, 10496, 11264, 11275, 11920, 12218, 12800, 13112, 13120, 14080, 14432, 14900, 16390, 16400, 17600, 18040, 19072, 20992, 22550, 23840, 24436, 25600, 26224, 26240, 28160, 28864, 29800, 30545, 32780, 32800, 35200, 36080, 38144, 40975, 41984, 45100, 47680, 48872, 52448, 52480, 56320, 57728, 59600, 61090, 65560, 65600, 67199, 70400, 72160, 76288, 81950, 90200, 95360, 97744, 104896, 104960, 115456, 119200, 122180, 131120, 131200, 134398, 140800, 144320, 152576, 152725, 163900, 180400, 190720, 195488, 209792, 209920, 230912, 238400, 244360, 262240, 262400, 268796, 281600, 288640, 305450, 327800, 335995, 360800, 381440, 390976, 419584, 461824, 476800, 488720, 524480, 524800, 537592, 577280, 610900, 655600, 671990, 721600, 762880, 781952, 839168, 953600, 977440, 1048960, 1049600, 1075184, 1154560, 1221800, 1311200, 1343980, 1443200, 1563904, 1678336, 1679975, 1907200, 1954880, 2097920, 2150368, 2309120, 2443600, 2622400, 2687960, 2886400, 3127808, 3359950, 3814400, 3909760, 4195840, 4300736, 4887200, 5244800, 5375920, 5772800, 6255616, 6719900, 7819520, 8391680, 8601472, 9774400, 10489600, 10751840, 11545600, 13439800, 15639040, 17202944, 19548800, 20979200, 21503680, 26879600, 31278080, 34405888, 39097600, 41958400, 43007360, 53759200, 68811776, 78195200, 86014720, 107518400, 156390400, 172029440, 215036800, 344058880, 430073600, 860147200, 1720294400]

約数ペア:

[(1, 1720294400), (2, 860147200), (4, 430073600), (5, 344058880), (8, 215036800), (10, 172029440), (11, 156390400), (16, 107518400), (20, 86014720), (22, 78195200), (25, 68811776), (32, 53759200), (40, 43007360), (41, 41958400), (44, 39097600), (50, 34405888), (55, 31278080), (64, 26879600), (80, 21503680), (82, 20979200), (88, 19548800), (100, 17202944), (110, 15639040), (128, 13439800), (149, 11545600), (160, 10751840), (164, 10489600), (176, 9774400), (200, 8601472), (205, 8391680), (220, 7819520), (256, 6719900), (275, 6255616), (298, 5772800), (320, 5375920), (328, 5244800), (352, 4887200), (400, 4300736), (410, 4195840), (440, 3909760), (451, 3814400), (512, 3359950), (550, 3127808), (596, 2886400), (640, 2687960), (656, 2622400), (704, 2443600), (745, 2309120), (800, 2150368), (820, 2097920), (880, 1954880), (902, 1907200), (1024, 1679975), (1025, 1678336), (1100, 1563904), (1192, 1443200), (1280, 1343980), (1312, 1311200), (1408, 1221800), (1490, 1154560), (1600, 1075184), (1639, 1049600), (1640, 1048960), (1760, 977440), (1804, 953600), (2050, 839168), (2200, 781952), (2255, 762880), (2384, 721600), (2560, 671990), (2624, 655600), (2816, 610900), (2980, 577280), (3200, 537592), (3278, 524800), (3280, 524480), (3520, 488720), (3608, 476800), (3725, 461824), (4100, 419584), (4400, 390976), (4510, 381440), (4768, 360800), (5120, 335995), (5248, 327800), (5632, 305450), (5960, 288640), (6109, 281600), (6400, 268796), (6556, 262400), (6560, 262240), (7040, 244360), (7216, 238400), (7450, 230912), (8195, 209920), (8200, 209792), (8800, 195488), (9020, 190720), (9536, 180400), (10496, 163900), (11264, 152725), (11275, 152576), (11920, 144320), (12218, 140800), (12800, 134398), (13112, 131200), (13120, 131120), (14080, 122180), (14432, 119200), (14900, 115456), (16390, 104960), (16400, 104896), (17600, 97744), (18040, 95360), (19072, 90200), (20992, 81950), (22550, 76288), (23840, 72160), (24436, 70400), (25600, 67199), (26224, 65600), (26240, 65560), (28160, 61090), (28864, 59600), (29800, 57728), (30545, 56320), (32780, 52480), (32800, 52448), (35200, 48872), (36080, 47680), (38144, 45100), (40975, 41984)]