20161682800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{3907}}^1$

素因数の和:4048

約数の個数: 240

約数和(自身を含む): 58887619840

約数和(自身を除く): 38725937040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 80, 95, 97, 100, 112, 133, 140, 152, 175, 190, 194, 200, 266, 280, 304, 350, 380, 388, 400, 475, 485, 532, 560, 665, 679, 700, 760, 776, 950, 970, 1064, 1330, 1358, 1400, 1520, 1552, 1843, 1900, 1940, 2128, 2425, 2660, 2716, 2800, 3325, 3395, 3686, 3800, 3880, 3907, 4850, 5320, 5432, 6650, 6790, 7372, 7600, 7760, 7814, 9215, 9700, 10640, 10864, 12901, 13300, 13580, 14744, 15628, 16975, 18430, 19400, 19535, 25802, 26600, 27160, 27349, 29488, 31256, 33950, 36860, 38800, 39070, 46075, 51604, 53200, 54320, 54698, 62512, 64505, 67900, 73720, 74233, 78140, 92150, 97675, 103208, 109396, 129010, 135800, 136745, 147440, 148466, 156280, 184300, 195350, 206416, 218792, 258020, 271600, 273490, 296932, 312560, 322525, 368600, 371165, 378979, 390700, 437584, 516040, 519631, 546980, 593864, 645050, 683725, 737200, 742330, 757958, 781400, 1032080, 1039262, 1093960, 1187728, 1290100, 1367450, 1484660, 1515916, 1562800, 1855825, 1894895, 2078524, 2187920, 2580200, 2598155, 2652853, 2734900, 2969320, 3031832, 3711650, 3789790, 4157048, 5160400, 5196310, 5305706, 5469800, 5938640, 6063664, 7200601, 7423300, 7579580, 8314096, 9474475, 10392620, 10611412, 10939600, 12990775, 13264265, 14401202, 14846600, 15159160, 18948950, 20785240, 21222824, 25981550, 26528530, 28802404, 29693200, 30318320, 36003005, 37897900, 41570480, 42445648, 50404207, 51963100, 53057060, 57604808, 66321325, 72006010, 75795800, 100808414, 103926200, 106114120, 115209616, 132642650, 144012020, 151591600, 180015025, 201616828, 207852400, 212228240, 252021035, 265285300, 288024040, 360030050, 403233656, 504042070, 530570600, 576048080, 720060100, 806467312, 1008084140, 1061141200, 1260105175, 1440120200, 2016168280, 2520210350, 2880240400, 4032336560, 5040420700, 10080841400, 20161682800]

約数ペア:

[(1, 20161682800), (2, 10080841400), (4, 5040420700), (5, 4032336560), (7, 2880240400), (8, 2520210350), (10, 2016168280), (14, 1440120200), (16, 1260105175), (19, 1061141200), (20, 1008084140), (25, 806467312), (28, 720060100), (35, 576048080), (38, 530570600), (40, 504042070), (50, 403233656), (56, 360030050), (70, 288024040), (76, 265285300), (80, 252021035), (95, 212228240), (97, 207852400), (100, 201616828), (112, 180015025), (133, 151591600), (140, 144012020), (152, 132642650), (175, 115209616), (190, 106114120), (194, 103926200), (200, 100808414), (266, 75795800), (280, 72006010), (304, 66321325), (350, 57604808), (380, 53057060), (388, 51963100), (400, 50404207), (475, 42445648), (485, 41570480), (532, 37897900), (560, 36003005), (665, 30318320), (679, 29693200), (700, 28802404), (760, 26528530), (776, 25981550), (950, 21222824), (970, 20785240), (1064, 18948950), (1330, 15159160), (1358, 14846600), (1400, 14401202), (1520, 13264265), (1552, 12990775), (1843, 10939600), (1900, 10611412), (1940, 10392620), (2128, 9474475), (2425, 8314096), (2660, 7579580), (2716, 7423300), (2800, 7200601), (3325, 6063664), (3395, 5938640), (3686, 5469800), (3800, 5305706), (3880, 5196310), (3907, 5160400), (4850, 4157048), (5320, 3789790), (5432, 3711650), (6650, 3031832), (6790, 2969320), (7372, 2734900), (7600, 2652853), (7760, 2598155), (7814, 2580200), (9215, 2187920), (9700, 2078524), (10640, 1894895), (10864, 1855825), (12901, 1562800), (13300, 1515916), (13580, 1484660), (14744, 1367450), (15628, 1290100), (16975, 1187728), (18430, 1093960), (19400, 1039262), (19535, 1032080), (25802, 781400), (26600, 757958), (27160, 742330), (27349, 737200), (29488, 683725), (31256, 645050), (33950, 593864), (36860, 546980), (38800, 519631), (39070, 516040), (46075, 437584), (51604, 390700), (53200, 378979), (54320, 371165), (54698, 368600), (62512, 322525), (64505, 312560), (67900, 296932), (73720, 273490), (74233, 271600), (78140, 258020), (92150, 218792), (97675, 206416), (103208, 195350), (109396, 184300), (129010, 156280), (135800, 148466), (136745, 147440)]