2105049520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{107}}^1$

素因数の和:232

約数の個数: 240

約数和(自身を含む): 6084253440

約数和(自身を除く): 3979203920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 43, 56, 70, 76, 80, 86, 95, 107, 112, 133, 140, 152, 172, 190, 214, 215, 266, 280, 301, 304, 344, 380, 428, 430, 532, 535, 560, 602, 665, 688, 749, 760, 817, 856, 860, 1064, 1070, 1204, 1330, 1498, 1505, 1520, 1634, 1712, 1720, 1849, 2033, 2128, 2140, 2408, 2660, 2996, 3010, 3268, 3440, 3698, 3745, 4066, 4085, 4280, 4601, 4816, 5320, 5719, 5992, 6020, 6536, 7396, 7490, 8132, 8170, 8560, 9202, 9245, 10165, 10640, 11438, 11984, 12040, 12943, 13072, 14231, 14792, 14980, 16264, 16340, 18404, 18490, 20330, 22876, 23005, 24080, 25886, 28462, 28595, 29584, 29960, 32207, 32528, 32680, 35131, 36808, 36980, 40660, 45752, 46010, 51772, 56924, 57190, 59920, 64414, 64715, 65360, 70262, 71155, 73616, 73960, 81320, 87419, 91504, 92020, 103544, 113848, 114380, 128828, 129430, 140524, 142310, 147920, 161035, 162640, 174838, 175655, 184040, 197843, 207088, 227696, 228760, 245917, 257656, 258860, 281048, 284620, 322070, 349676, 351310, 368080, 395686, 437095, 457520, 491834, 515312, 517720, 562096, 569240, 611933, 644140, 699352, 702620, 791372, 874190, 983668, 989215, 1035440, 1138480, 1223866, 1229585, 1288280, 1384901, 1398704, 1405240, 1582744, 1748380, 1967336, 1978430, 2447732, 2459170, 2576560, 2769802, 2810480, 3059665, 3165488, 3496760, 3759017, 3934672, 3956860, 4895464, 4918340, 5539604, 6119330, 6924505, 6993520, 7518034, 7913720, 9790928, 9836680, 11079208, 12238660, 13849010, 15036068, 15827440, 18795085, 19673360, 22158416, 24477320, 26313119, 27698020, 30072136, 37590170, 48954640, 52626238, 55396040, 60144272, 75180340, 105252476, 110792080, 131565595, 150360680, 210504952, 263131190, 300721360, 421009904, 526262380, 1052524760, 2105049520]

約数ペア:

[(1, 2105049520), (2, 1052524760), (4, 526262380), (5, 421009904), (7, 300721360), (8, 263131190), (10, 210504952), (14, 150360680), (16, 131565595), (19, 110792080), (20, 105252476), (28, 75180340), (35, 60144272), (38, 55396040), (40, 52626238), (43, 48954640), (56, 37590170), (70, 30072136), (76, 27698020), (80, 26313119), (86, 24477320), (95, 22158416), (107, 19673360), (112, 18795085), (133, 15827440), (140, 15036068), (152, 13849010), (172, 12238660), (190, 11079208), (214, 9836680), (215, 9790928), (266, 7913720), (280, 7518034), (301, 6993520), (304, 6924505), (344, 6119330), (380, 5539604), (428, 4918340), (430, 4895464), (532, 3956860), (535, 3934672), (560, 3759017), (602, 3496760), (665, 3165488), (688, 3059665), (749, 2810480), (760, 2769802), (817, 2576560), (856, 2459170), (860, 2447732), (1064, 1978430), (1070, 1967336), (1204, 1748380), (1330, 1582744), (1498, 1405240), (1505, 1398704), (1520, 1384901), (1634, 1288280), (1712, 1229585), (1720, 1223866), (1849, 1138480), (2033, 1035440), (2128, 989215), (2140, 983668), (2408, 874190), (2660, 791372), (2996, 702620), (3010, 699352), (3268, 644140), (3440, 611933), (3698, 569240), (3745, 562096), (4066, 517720), (4085, 515312), (4280, 491834), (4601, 457520), (4816, 437095), (5320, 395686), (5719, 368080), (5992, 351310), (6020, 349676), (6536, 322070), (7396, 284620), (7490, 281048), (8132, 258860), (8170, 257656), (8560, 245917), (9202, 228760), (9245, 227696), (10165, 207088), (10640, 197843), (11438, 184040), (11984, 175655), (12040, 174838), (12943, 162640), (13072, 161035), (14231, 147920), (14792, 142310), (14980, 140524), (16264, 129430), (16340, 128828), (18404, 114380), (18490, 113848), (20330, 103544), (22876, 92020), (23005, 91504), (24080, 87419), (25886, 81320), (28462, 73960), (28595, 73616), (29584, 71155), (29960, 70262), (32207, 65360), (32528, 64715), (32680, 64414), (35131, 59920), (36808, 57190), (36980, 56924), (40660, 51772), (45752, 46010)]