638613360

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11519}}^1$

素因数の和:11556

約数の個数: 240

約数和(自身を含む): 2674114560

約数和(自身を除く): 2035501200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 3080, 3465, 3696, 3960, 4620, 5040, 5544, 6160, 6930, 7920, 9240, 11088, 11519, 13860, 18480, 23038, 27720, 34557, 46076, 55440, 57595, 69114, 80633, 92152, 103671, 115190, 126709, 138228, 161266, 172785, 184304, 207342, 230380, 241899, 253418, 276456, 322532, 345570, 380127, 403165, 414684, 460760, 483798, 506836, 518355, 552912, 633545, 645064, 691140, 725697, 760254, 806330, 829368, 886963, 921520, 967596, 1013672, 1036710, 1140381, 1209495, 1267090, 1290128, 1382280, 1451394, 1520508, 1612660, 1658736, 1773926, 1900635, 1935192, 2027344, 2073420, 2280762, 2418990, 2534180, 2660889, 2764560, 2902788, 3041016, 3225320, 3547852, 3628485, 3801270, 3870384, 4146840, 4434815, 4561524, 4837980, 5068360, 5321778, 5701905, 5805576, 6082032, 6450640, 7095704, 7256970, 7602540, 7982667, 8293680, 8869630, 9123048, 9675960, 10136720, 10643556, 11403810, 11611152, 13304445, 14191408, 14513940, 15205080, 15965334, 17739260, 18246096, 19351920, 21287112, 22807620, 26608890, 29027880, 30410160, 31930668, 35478520, 39913335, 42574224, 45615240, 53217780, 58055760, 63861336, 70957040, 79826670, 91230480, 106435560, 127722672, 159653340, 212871120, 319306680, 638613360]

約数ペア:

[(1, 638613360), (2, 319306680), (3, 212871120), (4, 159653340), (5, 127722672), (6, 106435560), (7, 91230480), (8, 79826670), (9, 70957040), (10, 63861336), (11, 58055760), (12, 53217780), (14, 45615240), (15, 42574224), (16, 39913335), (18, 35478520), (20, 31930668), (21, 30410160), (22, 29027880), (24, 26608890), (28, 22807620), (30, 21287112), (33, 19351920), (35, 18246096), (36, 17739260), (40, 15965334), (42, 15205080), (44, 14513940), (45, 14191408), (48, 13304445), (55, 11611152), (56, 11403810), (60, 10643556), (63, 10136720), (66, 9675960), (70, 9123048), (72, 8869630), (77, 8293680), (80, 7982667), (84, 7602540), (88, 7256970), (90, 7095704), (99, 6450640), (105, 6082032), (110, 5805576), (112, 5701905), (120, 5321778), (126, 5068360), (132, 4837980), (140, 4561524), (144, 4434815), (154, 4146840), (165, 3870384), (168, 3801270), (176, 3628485), (180, 3547852), (198, 3225320), (210, 3041016), (220, 2902788), (231, 2764560), (240, 2660889), (252, 2534180), (264, 2418990), (280, 2280762), (308, 2073420), (315, 2027344), (330, 1935192), (336, 1900635), (360, 1773926), (385, 1658736), (396, 1612660), (420, 1520508), (440, 1451394), (462, 1382280), (495, 1290128), (504, 1267090), (528, 1209495), (560, 1140381), (616, 1036710), (630, 1013672), (660, 967596), (693, 921520), (720, 886963), (770, 829368), (792, 806330), (840, 760254), (880, 725697), (924, 691140), (990, 645064), (1008, 633545), (1155, 552912), (1232, 518355), (1260, 506836), (1320, 483798), (1386, 460760), (1540, 414684), (1584, 403165), (1680, 380127), (1848, 345570), (1980, 322532), (2310, 276456), (2520, 253418), (2640, 241899), (2772, 230380), (3080, 207342), (3465, 184304), (3696, 172785), (3960, 161266), (4620, 138228), (5040, 126709), (5544, 115190), (6160, 103671), (6930, 92152), (7920, 80633), (9240, 69114), (11088, 57595), (11519, 55440), (13860, 46076), (18480, 34557), (23038, 27720)]