1644632080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{547}}^1$

素因数の和:646

約数の個数: 240

約数和(自身を含む): 4880312640

約数和(自身を除く): 3235680560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 59, 65, 70, 80, 91, 98, 104, 112, 118, 130, 140, 182, 196, 208, 236, 245, 260, 280, 295, 364, 392, 413, 455, 472, 490, 520, 547, 560, 590, 637, 728, 767, 784, 826, 910, 944, 980, 1040, 1094, 1180, 1274, 1456, 1534, 1652, 1820, 1960, 2065, 2188, 2360, 2548, 2735, 2891, 3068, 3185, 3304, 3640, 3829, 3835, 3920, 4130, 4376, 4720, 5096, 5369, 5470, 5782, 6136, 6370, 6608, 7111, 7280, 7658, 7670, 8260, 8752, 10192, 10738, 10940, 11564, 12272, 12740, 14222, 14455, 15316, 15340, 16520, 19145, 21476, 21880, 23128, 25480, 26803, 26845, 28444, 28910, 30632, 30680, 32273, 33040, 35555, 37583, 38290, 42952, 43760, 46256, 49777, 50960, 53606, 53690, 56888, 57820, 61264, 61360, 64546, 71110, 75166, 76580, 85904, 99554, 107212, 107380, 113776, 115640, 129092, 134015, 142220, 150332, 153160, 161365, 187915, 199108, 214424, 214760, 225911, 231280, 248885, 258184, 268030, 284440, 300664, 306320, 322730, 348439, 375830, 398216, 419549, 428848, 429520, 451822, 497770, 516368, 536060, 568880, 601328, 645460, 696878, 751660, 796432, 839098, 903644, 995540, 1072120, 1129555, 1290920, 1393756, 1503320, 1581377, 1678196, 1742195, 1807288, 1991080, 2097745, 2144240, 2259110, 2581840, 2787512, 2936843, 3006640, 3162754, 3356392, 3484390, 3614576, 3982160, 4195490, 4518220, 5575024, 5873686, 6325508, 6712784, 6968780, 7906885, 8390980, 9036440, 11747372, 12651016, 13937560, 14684215, 15813770, 16781960, 18072880, 20557901, 23494744, 25302032, 27875120, 29368430, 31627540, 33563920, 41115802, 46989488, 58736860, 63255080, 82231604, 102789505, 117473720, 126510160, 164463208, 205579010, 234947440, 328926416, 411158020, 822316040, 1644632080]

約数ペア:

[(1, 1644632080), (2, 822316040), (4, 411158020), (5, 328926416), (7, 234947440), (8, 205579010), (10, 164463208), (13, 126510160), (14, 117473720), (16, 102789505), (20, 82231604), (26, 63255080), (28, 58736860), (35, 46989488), (40, 41115802), (49, 33563920), (52, 31627540), (56, 29368430), (59, 27875120), (65, 25302032), (70, 23494744), (80, 20557901), (91, 18072880), (98, 16781960), (104, 15813770), (112, 14684215), (118, 13937560), (130, 12651016), (140, 11747372), (182, 9036440), (196, 8390980), (208, 7906885), (236, 6968780), (245, 6712784), (260, 6325508), (280, 5873686), (295, 5575024), (364, 4518220), (392, 4195490), (413, 3982160), (455, 3614576), (472, 3484390), (490, 3356392), (520, 3162754), (547, 3006640), (560, 2936843), (590, 2787512), (637, 2581840), (728, 2259110), (767, 2144240), (784, 2097745), (826, 1991080), (910, 1807288), (944, 1742195), (980, 1678196), (1040, 1581377), (1094, 1503320), (1180, 1393756), (1274, 1290920), (1456, 1129555), (1534, 1072120), (1652, 995540), (1820, 903644), (1960, 839098), (2065, 796432), (2188, 751660), (2360, 696878), (2548, 645460), (2735, 601328), (2891, 568880), (3068, 536060), (3185, 516368), (3304, 497770), (3640, 451822), (3829, 429520), (3835, 428848), (3920, 419549), (4130, 398216), (4376, 375830), (4720, 348439), (5096, 322730), (5369, 306320), (5470, 300664), (5782, 284440), (6136, 268030), (6370, 258184), (6608, 248885), (7111, 231280), (7280, 225911), (7658, 214760), (7670, 214424), (8260, 199108), (8752, 187915), (10192, 161365), (10738, 153160), (10940, 150332), (11564, 142220), (12272, 134015), (12740, 129092), (14222, 115640), (14455, 113776), (15316, 107380), (15340, 107212), (16520, 99554), (19145, 85904), (21476, 76580), (21880, 75166), (23128, 71110), (25480, 64546), (26803, 61360), (26845, 61264), (28444, 57820), (28910, 56888), (30632, 53690), (30680, 53606), (32273, 50960), (33040, 49777), (35555, 46256), (37583, 43760), (38290, 42952)]