642167680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:277

約数の個数: 256

約数和(自身を含む): 1949391360

約数和(自身を除く): 1307223680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 83, 88, 110, 112, 128, 140, 154, 157, 160, 166, 176, 220, 224, 280, 308, 314, 320, 332, 352, 385, 415, 440, 448, 560, 581, 616, 628, 640, 664, 704, 770, 785, 830, 880, 896, 913, 1099, 1120, 1162, 1232, 1256, 1328, 1408, 1540, 1570, 1660, 1727, 1760, 1826, 2198, 2240, 2324, 2464, 2512, 2656, 2905, 3080, 3140, 3320, 3454, 3520, 3652, 4396, 4480, 4565, 4648, 4928, 5024, 5312, 5495, 5810, 6160, 6280, 6391, 6640, 6908, 7040, 7304, 8635, 8792, 9130, 9296, 9856, 10048, 10624, 10990, 11620, 12089, 12320, 12560, 12782, 13031, 13280, 13816, 14608, 17270, 17584, 18260, 18592, 20096, 21980, 23240, 24178, 24640, 25120, 25564, 26062, 26560, 27632, 29216, 31955, 34540, 35168, 36520, 37184, 43960, 46480, 48356, 49280, 50240, 51128, 52124, 53120, 55264, 58432, 60445, 63910, 65155, 69080, 70336, 73040, 74368, 87920, 91217, 92960, 96712, 100480, 102256, 104248, 110528, 116864, 120890, 127820, 130310, 138160, 140672, 143341, 146080, 175840, 182434, 185920, 193424, 204512, 208496, 221056, 241780, 255640, 260620, 276320, 286682, 292160, 351680, 364868, 371840, 386848, 409024, 416992, 456085, 483560, 511280, 521240, 552640, 573364, 584320, 703360, 716705, 729736, 773696, 818048, 833984, 912170, 967120, 1003387, 1022560, 1042480, 1105280, 1146728, 1433410, 1459472, 1547392, 1667968, 1824340, 1934240, 2006774, 2045120, 2084960, 2293456, 2866820, 2918944, 3648680, 3868480, 4013548, 4090240, 4169920, 4586912, 5016935, 5733640, 5837888, 7297360, 7736960, 8027096, 8339840, 9173824, 10033870, 11467280, 11675776, 14594720, 16054192, 18347648, 20067740, 22934560, 29189440, 32108384, 40135480, 45869120, 58378880, 64216768, 80270960, 91738240, 128433536, 160541920, 321083840, 642167680]

約数ペア:

[(1, 642167680), (2, 321083840), (4, 160541920), (5, 128433536), (7, 91738240), (8, 80270960), (10, 64216768), (11, 58378880), (14, 45869120), (16, 40135480), (20, 32108384), (22, 29189440), (28, 22934560), (32, 20067740), (35, 18347648), (40, 16054192), (44, 14594720), (55, 11675776), (56, 11467280), (64, 10033870), (70, 9173824), (77, 8339840), (80, 8027096), (83, 7736960), (88, 7297360), (110, 5837888), (112, 5733640), (128, 5016935), (140, 4586912), (154, 4169920), (157, 4090240), (160, 4013548), (166, 3868480), (176, 3648680), (220, 2918944), (224, 2866820), (280, 2293456), (308, 2084960), (314, 2045120), (320, 2006774), (332, 1934240), (352, 1824340), (385, 1667968), (415, 1547392), (440, 1459472), (448, 1433410), (560, 1146728), (581, 1105280), (616, 1042480), (628, 1022560), (640, 1003387), (664, 967120), (704, 912170), (770, 833984), (785, 818048), (830, 773696), (880, 729736), (896, 716705), (913, 703360), (1099, 584320), (1120, 573364), (1162, 552640), (1232, 521240), (1256, 511280), (1328, 483560), (1408, 456085), (1540, 416992), (1570, 409024), (1660, 386848), (1727, 371840), (1760, 364868), (1826, 351680), (2198, 292160), (2240, 286682), (2324, 276320), (2464, 260620), (2512, 255640), (2656, 241780), (2905, 221056), (3080, 208496), (3140, 204512), (3320, 193424), (3454, 185920), (3520, 182434), (3652, 175840), (4396, 146080), (4480, 143341), (4565, 140672), (4648, 138160), (4928, 130310), (5024, 127820), (5312, 120890), (5495, 116864), (5810, 110528), (6160, 104248), (6280, 102256), (6391, 100480), (6640, 96712), (6908, 92960), (7040, 91217), (7304, 87920), (8635, 74368), (8792, 73040), (9130, 70336), (9296, 69080), (9856, 65155), (10048, 63910), (10624, 60445), (10990, 58432), (11620, 55264), (12089, 53120), (12320, 52124), (12560, 51128), (12782, 50240), (13031, 49280), (13280, 48356), (13816, 46480), (14608, 43960), (17270, 37184), (17584, 36520), (18260, 35168), (18592, 34540), (20096, 31955), (21980, 29216), (23240, 27632), (24178, 26560), (24640, 26062), (25120, 25564)]