20019604080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{1429}}^1$

素因数の和:1752

約数の個数: 320

約数和(自身を含む): 73538150400

約数和(自身を除く): 53518546320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 269, 280, 310, 336, 372, 420, 434, 465, 496, 538, 560, 620, 651, 744, 807, 840, 868, 930, 1076, 1085, 1240, 1302, 1345, 1429, 1488, 1614, 1680, 1736, 1860, 1883, 2152, 2170, 2480, 2604, 2690, 2858, 3228, 3255, 3472, 3720, 3766, 4035, 4287, 4304, 4340, 5208, 5380, 5649, 5716, 6456, 6510, 7145, 7440, 7532, 8070, 8339, 8574, 8680, 9415, 10003, 10416, 10760, 11298, 11432, 12912, 13020, 14290, 15064, 16140, 16678, 17148, 17360, 18830, 20006, 21435, 21520, 22596, 22864, 25017, 26040, 28245, 28580, 30009, 30128, 32280, 33356, 34296, 37660, 40012, 41695, 42870, 44299, 45192, 50015, 50034, 52080, 56490, 57160, 58373, 60018, 64560, 66712, 68592, 75320, 80024, 83390, 85740, 88598, 90384, 100030, 100068, 112980, 114320, 116746, 120036, 125085, 132897, 133424, 150045, 150640, 160048, 166780, 171480, 175119, 177196, 200060, 200136, 221495, 225960, 233492, 240072, 250170, 265794, 291865, 300090, 310093, 333560, 342960, 350238, 354392, 384401, 400120, 400272, 442990, 451920, 466984, 480144, 500340, 531588, 583730, 600180, 620186, 664485, 667120, 700476, 708784, 768802, 800240, 875595, 885980, 930279, 933968, 1000680, 1063176, 1153203, 1167460, 1200360, 1240372, 1328970, 1400952, 1537604, 1550465, 1751190, 1771960, 1860558, 1922005, 2001360, 2126352, 2306406, 2334920, 2400720, 2480744, 2657940, 2690807, 2801904, 3075208, 3100930, 3502380, 3543920, 3721116, 3844010, 4612812, 4651395, 4669840, 4961488, 5315880, 5381614, 5766015, 6150416, 6201860, 7004760, 7442232, 7688020, 8072421, 9225624, 9302790, 10631760, 10763228, 11532030, 11916431, 12403720, 13454035, 14009520, 14884464, 15376040, 16144842, 18451248, 18605580, 21526456, 23064060, 23832862, 24807440, 26908070, 30752080, 32289684, 35749293, 37211160, 40362105, 43052912, 46128120, 47665724, 53816140, 59582155, 64579368, 71498586, 74422320, 80724210, 83415017, 92256240, 95331448, 107632280, 119164310, 129158736, 142997172, 161448420, 166830034, 178746465, 190662896, 215264560, 238328620, 250245051, 285994344, 322896840, 333660068, 357492930, 417075085, 476657240, 500490102, 571988688, 645793680, 667320136, 714985860, 834150170, 953314480, 1000980204, 1251225255, 1334640272, 1429971720, 1668300340, 2001960408, 2502450510, 2859943440, 3336600680, 4003920816, 5004901020, 6673201360, 10009802040, 20019604080]

約数ペア:

[(1, 20019604080), (2, 10009802040), (3, 6673201360), (4, 5004901020), (5, 4003920816), (6, 3336600680), (7, 2859943440), (8, 2502450510), (10, 2001960408), (12, 1668300340), (14, 1429971720), (15, 1334640272), (16, 1251225255), (20, 1000980204), (21, 953314480), (24, 834150170), (28, 714985860), (30, 667320136), (31, 645793680), (35, 571988688), (40, 500490102), (42, 476657240), (48, 417075085), (56, 357492930), (60, 333660068), (62, 322896840), (70, 285994344), (80, 250245051), (84, 238328620), (93, 215264560), (105, 190662896), (112, 178746465), (120, 166830034), (124, 161448420), (140, 142997172), (155, 129158736), (168, 119164310), (186, 107632280), (210, 95331448), (217, 92256240), (240, 83415017), (248, 80724210), (269, 74422320), (280, 71498586), (310, 64579368), (336, 59582155), (372, 53816140), (420, 47665724), (434, 46128120), (465, 43052912), (496, 40362105), (538, 37211160), (560, 35749293), (620, 32289684), (651, 30752080), (744, 26908070), (807, 24807440), (840, 23832862), (868, 23064060), (930, 21526456), (1076, 18605580), (1085, 18451248), (1240, 16144842), (1302, 15376040), (1345, 14884464), (1429, 14009520), (1488, 13454035), (1614, 12403720), (1680, 11916431), (1736, 11532030), (1860, 10763228), (1883, 10631760), (2152, 9302790), (2170, 9225624), (2480, 8072421), (2604, 7688020), (2690, 7442232), (2858, 7004760), (3228, 6201860), (3255, 6150416), (3472, 5766015), (3720, 5381614), (3766, 5315880), (4035, 4961488), (4287, 4669840), (4304, 4651395), (4340, 4612812), (5208, 3844010), (5380, 3721116), (5649, 3543920), (5716, 3502380), (6456, 3100930), (6510, 3075208), (7145, 2801904), (7440, 2690807), (7532, 2657940), (8070, 2480744), (8339, 2400720), (8574, 2334920), (8680, 2306406), (9415, 2126352), (10003, 2001360), (10416, 1922005), (10760, 1860558), (11298, 1771960), (11432, 1751190), (12912, 1550465), (13020, 1537604), (14290, 1400952), (15064, 1328970), (16140, 1240372), (16678, 1200360), (17148, 1167460), (17360, 1153203), (18830, 1063176), (20006, 1000680), (21435, 933968), (21520, 930279), (22596, 885980), (22864, 875595), (25017, 800240), (26040, 768802), (28245, 708784), (28580, 700476), (30009, 667120), (30128, 664485), (32280, 620186), (33356, 600180), (34296, 583730), (37660, 531588), (40012, 500340), (41695, 480144), (42870, 466984), (44299, 451920), (45192, 442990), (50015, 400272), (50034, 400120), (52080, 384401), (56490, 354392), (57160, 350238), (58373, 342960), (60018, 333560), (64560, 310093), (66712, 300090), (68592, 291865), (75320, 265794), (80024, 250170), (83390, 240072), (85740, 233492), (88598, 225960), (90384, 221495), (100030, 200136), (100068, 200060), (112980, 177196), (114320, 175119), (116746, 171480), (120036, 166780), (125085, 160048), (132897, 150640), (133424, 150045)]