1640249520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10729}}^1$

素因数の和:10772

約数の個数: 240

約数和(自身を含む): 6370529760

約数和(自身を除く): 4730280240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 49, 52, 56, 60, 65, 70, 78, 80, 84, 91, 98, 104, 105, 112, 120, 130, 140, 147, 156, 168, 182, 195, 196, 208, 210, 240, 245, 260, 273, 280, 294, 312, 336, 364, 390, 392, 420, 455, 490, 520, 546, 560, 588, 624, 637, 728, 735, 780, 784, 840, 910, 980, 1040, 1092, 1176, 1274, 1365, 1456, 1470, 1560, 1680, 1820, 1911, 1960, 2184, 2352, 2548, 2730, 2940, 3120, 3185, 3640, 3822, 3920, 4368, 5096, 5460, 5880, 6370, 7280, 7644, 9555, 10192, 10729, 10920, 11760, 12740, 15288, 19110, 21458, 21840, 25480, 30576, 32187, 38220, 42916, 50960, 53645, 64374, 75103, 76440, 85832, 107290, 128748, 139477, 150206, 152880, 160935, 171664, 214580, 225309, 257496, 278954, 300412, 321870, 375515, 418431, 429160, 450618, 514992, 525721, 557908, 600824, 643740, 697385, 751030, 836862, 858320, 901236, 976339, 1051442, 1115816, 1126545, 1201648, 1287480, 1394770, 1502060, 1577163, 1673724, 1802472, 1952678, 2092155, 2102884, 2231632, 2253090, 2574960, 2628605, 2789540, 2929017, 3004120, 3154326, 3347448, 3604944, 3905356, 4184310, 4205768, 4506180, 4881695, 5257210, 5579080, 5858034, 6008240, 6308652, 6694896, 6834373, 7810712, 7885815, 8368620, 8411536, 9012360, 9763390, 10514420, 11158160, 11716068, 12617304, 13668746, 14645085, 15621424, 15771630, 16737240, 18024720, 19526780, 20503119, 21028840, 23432136, 25234608, 27337492, 29290170, 31543260, 33474480, 34171865, 39053560, 41006238, 42057680, 46864272, 54674984, 58580340, 63086520, 68343730, 78107120, 82012476, 102515595, 109349968, 117160680, 126173040, 136687460, 164024952, 205031190, 234321360, 273374920, 328049904, 410062380, 546749840, 820124760, 1640249520]

約数ペア:

[(1, 1640249520), (2, 820124760), (3, 546749840), (4, 410062380), (5, 328049904), (6, 273374920), (7, 234321360), (8, 205031190), (10, 164024952), (12, 136687460), (13, 126173040), (14, 117160680), (15, 109349968), (16, 102515595), (20, 82012476), (21, 78107120), (24, 68343730), (26, 63086520), (28, 58580340), (30, 54674984), (35, 46864272), (39, 42057680), (40, 41006238), (42, 39053560), (48, 34171865), (49, 33474480), (52, 31543260), (56, 29290170), (60, 27337492), (65, 25234608), (70, 23432136), (78, 21028840), (80, 20503119), (84, 19526780), (91, 18024720), (98, 16737240), (104, 15771630), (105, 15621424), (112, 14645085), (120, 13668746), (130, 12617304), (140, 11716068), (147, 11158160), (156, 10514420), (168, 9763390), (182, 9012360), (195, 8411536), (196, 8368620), (208, 7885815), (210, 7810712), (240, 6834373), (245, 6694896), (260, 6308652), (273, 6008240), (280, 5858034), (294, 5579080), (312, 5257210), (336, 4881695), (364, 4506180), (390, 4205768), (392, 4184310), (420, 3905356), (455, 3604944), (490, 3347448), (520, 3154326), (546, 3004120), (560, 2929017), (588, 2789540), (624, 2628605), (637, 2574960), (728, 2253090), (735, 2231632), (780, 2102884), (784, 2092155), (840, 1952678), (910, 1802472), (980, 1673724), (1040, 1577163), (1092, 1502060), (1176, 1394770), (1274, 1287480), (1365, 1201648), (1456, 1126545), (1470, 1115816), (1560, 1051442), (1680, 976339), (1820, 901236), (1911, 858320), (1960, 836862), (2184, 751030), (2352, 697385), (2548, 643740), (2730, 600824), (2940, 557908), (3120, 525721), (3185, 514992), (3640, 450618), (3822, 429160), (3920, 418431), (4368, 375515), (5096, 321870), (5460, 300412), (5880, 278954), (6370, 257496), (7280, 225309), (7644, 214580), (9555, 171664), (10192, 160935), (10729, 152880), (10920, 150206), (11760, 139477), (12740, 128748), (15288, 107290), (19110, 85832), (21458, 76440), (21840, 75103), (25480, 64374), (30576, 53645), (32187, 50960), (38220, 42916)]