20688510240

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{937}}^1$

素因数の和:1249

約数の個数: 384

約数和(自身を含む): 76585824000

約数和(自身を除く): 55897313760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 216, 228, 240, 269, 270, 285, 288, 304, 342, 360, 380, 432, 456, 480, 513, 538, 540, 570, 608, 684, 720, 760, 807, 855, 864, 912, 937, 1026, 1076, 1080, 1140, 1345, 1368, 1440, 1520, 1614, 1710, 1824, 1874, 2052, 2152, 2160, 2280, 2421, 2565, 2690, 2736, 2811, 3040, 3228, 3420, 3748, 4035, 4104, 4304, 4320, 4560, 4685, 4842, 5111, 5130, 5380, 5472, 5622, 6456, 6840, 7263, 7496, 8070, 8208, 8433, 8608, 9120, 9370, 9684, 10222, 10260, 10760, 11244, 12105, 12912, 13680, 14055, 14526, 14992, 15333, 16140, 16416, 16866, 17803, 18740, 19368, 20444, 20520, 21520, 22488, 24210, 25299, 25555, 25824, 27360, 28110, 29052, 29984, 30666, 32280, 33732, 35606, 36315, 37480, 38736, 40888, 41040, 42165, 43040, 44976, 45999, 48420, 50598, 51110, 53409, 56220, 58104, 61332, 64560, 67464, 71212, 72630, 74960, 76665, 77472, 81776, 82080, 84330, 89015, 89952, 91998, 96840, 101196, 102220, 106818, 112440, 116208, 122664, 126495, 129120, 134928, 137997, 142424, 145260, 149920, 153330, 160227, 163552, 168660, 178030, 183996, 193680, 202392, 204440, 213636, 224880, 229995, 232416, 245328, 252053, 252990, 267045, 269856, 275994, 284848, 290520, 306660, 320454, 337320, 356060, 367992, 387360, 404784, 408880, 427272, 449760, 459990, 480681, 490656, 504106, 505980, 534090, 551988, 569696, 581040, 613320, 640908, 674640, 689985, 712120, 735984, 756159, 801135, 809568, 817760, 854544, 919980, 961362, 1008212, 1011960, 1068180, 1103976, 1162080, 1226640, 1260265, 1281816, 1349280, 1379970, 1424240, 1471968, 1512318, 1602270, 1709088, 1839960, 1922724, 2016424, 2023920, 2136360, 2207952, 2268477, 2403405, 2453280, 2520530, 2563632, 2759940, 2848480, 3024636, 3204540, 3679920, 3780795, 3845448, 4032848, 4047840, 4272720, 4415904, 4536954, 4789007, 4806810, 5041060, 5127264, 5519880, 6049272, 6409080, 6805431, 7359840, 7561590, 7690896, 8065696, 8545440, 9073908, 9578014, 9613620, 10082120, 11039760, 11342385, 12098544, 12818160, 13610862, 14367021, 15123180, 15381792, 18147816, 19156028, 19227240, 20164240, 22079520, 22684770, 23945035, 24197088, 25636320, 27221724, 28734042, 30246360, 34027155, 36295632, 38312056, 38454480, 40328480, 43101063, 45369540, 47890070, 54443448, 57468084, 60492720, 68054310, 71835105, 72591264, 76624112, 76908960, 86202126, 90739080, 95780140, 108886896, 114936168, 120985440, 129303189, 136108620, 143670210, 153248224, 172404252, 181478160, 191560280, 215505315, 217773792, 229872336, 258606378, 272217240, 287340420, 344808504, 362956320, 383120560, 431010630, 459744672, 517212756, 544434480, 574680840, 646515945, 689617008, 766241120, 862021260, 1034425512, 1088868960, 1149361680, 1293031890, 1379234016, 1724042520, 2068851024, 2298723360, 2586063780, 3448085040, 4137702048, 5172127560, 6896170080, 10344255120, 20688510240]

約数ペア:

[(1, 20688510240), (2, 10344255120), (3, 6896170080), (4, 5172127560), (5, 4137702048), (6, 3448085040), (8, 2586063780), (9, 2298723360), (10, 2068851024), (12, 1724042520), (15, 1379234016), (16, 1293031890), (18, 1149361680), (19, 1088868960), (20, 1034425512), (24, 862021260), (27, 766241120), (30, 689617008), (32, 646515945), (36, 574680840), (38, 544434480), (40, 517212756), (45, 459744672), (48, 431010630), (54, 383120560), (57, 362956320), (60, 344808504), (72, 287340420), (76, 272217240), (80, 258606378), (90, 229872336), (95, 217773792), (96, 215505315), (108, 191560280), (114, 181478160), (120, 172404252), (135, 153248224), (144, 143670210), (152, 136108620), (160, 129303189), (171, 120985440), (180, 114936168), (190, 108886896), (216, 95780140), (228, 90739080), (240, 86202126), (269, 76908960), (270, 76624112), (285, 72591264), (288, 71835105), (304, 68054310), (342, 60492720), (360, 57468084), (380, 54443448), (432, 47890070), (456, 45369540), (480, 43101063), (513, 40328480), (538, 38454480), (540, 38312056), (570, 36295632), (608, 34027155), (684, 30246360), (720, 28734042), (760, 27221724), (807, 25636320), (855, 24197088), (864, 23945035), (912, 22684770), (937, 22079520), (1026, 20164240), (1076, 19227240), (1080, 19156028), (1140, 18147816), (1345, 15381792), (1368, 15123180), (1440, 14367021), (1520, 13610862), (1614, 12818160), (1710, 12098544), (1824, 11342385), (1874, 11039760), (2052, 10082120), (2152, 9613620), (2160, 9578014), (2280, 9073908), (2421, 8545440), (2565, 8065696), (2690, 7690896), (2736, 7561590), (2811, 7359840), (3040, 6805431), (3228, 6409080), (3420, 6049272), (3748, 5519880), (4035, 5127264), (4104, 5041060), (4304, 4806810), (4320, 4789007), (4560, 4536954), (4685, 4415904), (4842, 4272720), (5111, 4047840), (5130, 4032848), (5380, 3845448), (5472, 3780795), (5622, 3679920), (6456, 3204540), (6840, 3024636), (7263, 2848480), (7496, 2759940), (8070, 2563632), (8208, 2520530), (8433, 2453280), (8608, 2403405), (9120, 2268477), (9370, 2207952), (9684, 2136360), (10222, 2023920), (10260, 2016424), (10760, 1922724), (11244, 1839960), (12105, 1709088), (12912, 1602270), (13680, 1512318), (14055, 1471968), (14526, 1424240), (14992, 1379970), (15333, 1349280), (16140, 1281816), (16416, 1260265), (16866, 1226640), (17803, 1162080), (18740, 1103976), (19368, 1068180), (20444, 1011960), (20520, 1008212), (21520, 961362), (22488, 919980), (24210, 854544), (25299, 817760), (25555, 809568), (25824, 801135), (27360, 756159), (28110, 735984), (29052, 712120), (29984, 689985), (30666, 674640), (32280, 640908), (33732, 613320), (35606, 581040), (36315, 569696), (37480, 551988), (38736, 534090), (40888, 505980), (41040, 504106), (42165, 490656), (43040, 480681), (44976, 459990), (45999, 449760), (48420, 427272), (50598, 408880), (51110, 404784), (53409, 387360), (56220, 367992), (58104, 356060), (61332, 337320), (64560, 320454), (67464, 306660), (71212, 290520), (72630, 284848), (74960, 275994), (76665, 269856), (77472, 267045), (81776, 252990), (82080, 252053), (84330, 245328), (89015, 232416), (89952, 229995), (91998, 224880), (96840, 213636), (101196, 204440), (102220, 202392), (106818, 193680), (112440, 183996), (116208, 178030), (122664, 168660), (126495, 163552), (129120, 160227), (134928, 153330), (137997, 149920), (142424, 145260)]