20187875160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1\times {\mathrm{647}}^1$

素因数の和:1007

約数の個数: 256

約数和(自身を含む): 68192409600

約数和(自身を除く): 48004534440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 167, 173, 180, 216, 270, 334, 346, 360, 501, 519, 540, 647, 668, 692, 835, 865, 1002, 1038, 1080, 1294, 1336, 1384, 1503, 1557, 1670, 1730, 1941, 2004, 2076, 2505, 2588, 2595, 3006, 3114, 3235, 3340, 3460, 3882, 4008, 4152, 4509, 4671, 5010, 5176, 5190, 5823, 6012, 6228, 6470, 6680, 6920, 7515, 7764, 7785, 9018, 9342, 9705, 10020, 10380, 11646, 12024, 12456, 12940, 15030, 15528, 15570, 17469, 18036, 18684, 19410, 20040, 20760, 22545, 23292, 23355, 25880, 28891, 29115, 30060, 31140, 34938, 36072, 37368, 38820, 45090, 46584, 46710, 57782, 58230, 60120, 62280, 69876, 77640, 86673, 87345, 90180, 93420, 108049, 111931, 115564, 116460, 139752, 144455, 173346, 174690, 180360, 186840, 216098, 223862, 231128, 232920, 260019, 288910, 324147, 335793, 346692, 349380, 432196, 433365, 447724, 520038, 540245, 559655, 577820, 648294, 671586, 693384, 698760, 780057, 864392, 866730, 895448, 972441, 1007379, 1040076, 1080490, 1119310, 1155640, 1296588, 1300095, 1343172, 1560114, 1620735, 1678965, 1733460, 1944882, 2014758, 2080152, 2160980, 2238620, 2593176, 2600190, 2686344, 2917323, 3022137, 3120228, 3241470, 3357930, 3466920, 3889764, 3900285, 4029516, 4321960, 4477240, 4862205, 5036895, 5200380, 5834646, 6044274, 6240456, 6482940, 6715860, 7779528, 7800570, 8059032, 9724410, 10073790, 10400760, 11669292, 12088548, 12965880, 13431720, 14586615, 15110685, 15601140, 18692477, 19448820, 20147580, 23338584, 24177096, 29173230, 30221370, 31202280, 37384954, 38897640, 40295160, 56077431, 58346460, 60442740, 74769908, 93462385, 112154862, 116692920, 120885480, 149539816, 168232293, 186924770, 224309724, 280387155, 336464586, 373849540, 448619448, 504696879, 560774310, 672929172, 747699080, 841161465, 1009393758, 1121548620, 1345858344, 1682322930, 2018787516, 2243097240, 2523484395, 3364645860, 4037575032, 5046968790, 6729291720, 10093937580, 20187875160]

約数ペア:

[(1, 20187875160), (2, 10093937580), (3, 6729291720), (4, 5046968790), (5, 4037575032), (6, 3364645860), (8, 2523484395), (9, 2243097240), (10, 2018787516), (12, 1682322930), (15, 1345858344), (18, 1121548620), (20, 1009393758), (24, 841161465), (27, 747699080), (30, 672929172), (36, 560774310), (40, 504696879), (45, 448619448), (54, 373849540), (60, 336464586), (72, 280387155), (90, 224309724), (108, 186924770), (120, 168232293), (135, 149539816), (167, 120885480), (173, 116692920), (180, 112154862), (216, 93462385), (270, 74769908), (334, 60442740), (346, 58346460), (360, 56077431), (501, 40295160), (519, 38897640), (540, 37384954), (647, 31202280), (668, 30221370), (692, 29173230), (835, 24177096), (865, 23338584), (1002, 20147580), (1038, 19448820), (1080, 18692477), (1294, 15601140), (1336, 15110685), (1384, 14586615), (1503, 13431720), (1557, 12965880), (1670, 12088548), (1730, 11669292), (1941, 10400760), (2004, 10073790), (2076, 9724410), (2505, 8059032), (2588, 7800570), (2595, 7779528), (3006, 6715860), (3114, 6482940), (3235, 6240456), (3340, 6044274), (3460, 5834646), (3882, 5200380), (4008, 5036895), (4152, 4862205), (4509, 4477240), (4671, 4321960), (5010, 4029516), (5176, 3900285), (5190, 3889764), (5823, 3466920), (6012, 3357930), (6228, 3241470), (6470, 3120228), (6680, 3022137), (6920, 2917323), (7515, 2686344), (7764, 2600190), (7785, 2593176), (9018, 2238620), (9342, 2160980), (9705, 2080152), (10020, 2014758), (10380, 1944882), (11646, 1733460), (12024, 1678965), (12456, 1620735), (12940, 1560114), (15030, 1343172), (15528, 1300095), (15570, 1296588), (17469, 1155640), (18036, 1119310), (18684, 1080490), (19410, 1040076), (20040, 1007379), (20760, 972441), (22545, 895448), (23292, 866730), (23355, 864392), (25880, 780057), (28891, 698760), (29115, 693384), (30060, 671586), (31140, 648294), (34938, 577820), (36072, 559655), (37368, 540245), (38820, 520038), (45090, 447724), (46584, 433365), (46710, 432196), (57782, 349380), (58230, 346692), (60120, 335793), (62280, 324147), (69876, 288910), (77640, 260019), (86673, 232920), (87345, 231128), (90180, 223862), (93420, 216098), (108049, 186840), (111931, 180360), (115564, 174690), (116460, 173346), (139752, 144455)]