81648600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:258

約数の個数: 192

約数和(自身を含む): 281232000

約数和(自身を除く): 199583400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 25, 30, 33, 40, 44, 50, 55, 60, 66, 75, 88, 89, 100, 110, 120, 132, 139, 150, 165, 178, 200, 220, 264, 267, 275, 278, 300, 330, 356, 417, 440, 445, 534, 550, 556, 600, 660, 695, 712, 825, 834, 890, 979, 1068, 1100, 1112, 1320, 1335, 1390, 1529, 1650, 1668, 1780, 1958, 2085, 2136, 2200, 2225, 2670, 2780, 2937, 3058, 3300, 3336, 3475, 3560, 3916, 4170, 4450, 4587, 4895, 5340, 5560, 5874, 6116, 6600, 6675, 6950, 7645, 7832, 8340, 8900, 9174, 9790, 10425, 10680, 11748, 12232, 12371, 13350, 13900, 14685, 15290, 16680, 17800, 18348, 19580, 20850, 22935, 23496, 24475, 24742, 26700, 27800, 29370, 30580, 36696, 37113, 38225, 39160, 41700, 45870, 48950, 49484, 53400, 58740, 61160, 61855, 73425, 74226, 76450, 83400, 91740, 97900, 98968, 114675, 117480, 123710, 136081, 146850, 148452, 152900, 183480, 185565, 195800, 229350, 247420, 272162, 293700, 296904, 305800, 309275, 371130, 408243, 458700, 494840, 544324, 587400, 618550, 680405, 742260, 816486, 917400, 927825, 1088648, 1237100, 1360810, 1484520, 1632972, 1855650, 2041215, 2474200, 2721620, 3265944, 3402025, 3711300, 4082430, 5443240, 6804050, 7422600, 8164860, 10206075, 13608100, 16329720, 20412150, 27216200, 40824300, 81648600]

約数ペア:

[(1, 81648600), (2, 40824300), (3, 27216200), (4, 20412150), (5, 16329720), (6, 13608100), (8, 10206075), (10, 8164860), (11, 7422600), (12, 6804050), (15, 5443240), (20, 4082430), (22, 3711300), (24, 3402025), (25, 3265944), (30, 2721620), (33, 2474200), (40, 2041215), (44, 1855650), (50, 1632972), (55, 1484520), (60, 1360810), (66, 1237100), (75, 1088648), (88, 927825), (89, 917400), (100, 816486), (110, 742260), (120, 680405), (132, 618550), (139, 587400), (150, 544324), (165, 494840), (178, 458700), (200, 408243), (220, 371130), (264, 309275), (267, 305800), (275, 296904), (278, 293700), (300, 272162), (330, 247420), (356, 229350), (417, 195800), (440, 185565), (445, 183480), (534, 152900), (550, 148452), (556, 146850), (600, 136081), (660, 123710), (695, 117480), (712, 114675), (825, 98968), (834, 97900), (890, 91740), (979, 83400), (1068, 76450), (1100, 74226), (1112, 73425), (1320, 61855), (1335, 61160), (1390, 58740), (1529, 53400), (1650, 49484), (1668, 48950), (1780, 45870), (1958, 41700), (2085, 39160), (2136, 38225), (2200, 37113), (2225, 36696), (2670, 30580), (2780, 29370), (2937, 27800), (3058, 26700), (3300, 24742), (3336, 24475), (3475, 23496), (3560, 22935), (3916, 20850), (4170, 19580), (4450, 18348), (4587, 17800), (4895, 16680), (5340, 15290), (5560, 14685), (5874, 13900), (6116, 13350), (6600, 12371), (6675, 12232), (6950, 11748), (7645, 10680), (7832, 10425), (8340, 9790), (8900, 9174)]