88654860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1084

約数の個数: 144

約数和(自身を含む): 311980032

約数和(自身を除く): 223325172

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 630, 639, 710, 852, 991, 994, 1065, 1260, 1278, 1420, 1491, 1982, 1988, 2130, 2485, 2556, 2973, 2982, 3195, 3964, 4260, 4473, 4955, 4970, 5946, 5964, 6390, 6937, 7455, 8919, 8946, 9910, 9940, 11892, 12780, 13874, 14865, 14910, 17838, 17892, 19820, 20811, 22365, 27748, 29730, 29820, 34685, 35676, 41622, 44595, 44730, 59460, 62433, 69370, 70361, 83244, 89190, 89460, 104055, 124866, 138740, 140722, 178380, 208110, 211083, 249732, 281444, 312165, 351805, 416220, 422166, 492527, 624330, 633249, 703610, 844332, 985054, 1055415, 1248660, 1266498, 1407220, 1477581, 1970108, 2110830, 2462635, 2532996, 2955162, 3166245, 4221660, 4432743, 4925270, 5910324, 6332490, 7387905, 8865486, 9850540, 12664980, 14775810, 17730972, 22163715, 29551620, 44327430, 88654860]

約数ペア:

[(1, 88654860), (2, 44327430), (3, 29551620), (4, 22163715), (5, 17730972), (6, 14775810), (7, 12664980), (9, 9850540), (10, 8865486), (12, 7387905), (14, 6332490), (15, 5910324), (18, 4925270), (20, 4432743), (21, 4221660), (28, 3166245), (30, 2955162), (35, 2532996), (36, 2462635), (42, 2110830), (45, 1970108), (60, 1477581), (63, 1407220), (70, 1266498), (71, 1248660), (84, 1055415), (90, 985054), (105, 844332), (126, 703610), (140, 633249), (142, 624330), (180, 492527), (210, 422166), (213, 416220), (252, 351805), (284, 312165), (315, 281444), (355, 249732), (420, 211083), (426, 208110), (497, 178380), (630, 140722), (639, 138740), (710, 124866), (852, 104055), (991, 89460), (994, 89190), (1065, 83244), (1260, 70361), (1278, 69370), (1420, 62433), (1491, 59460), (1982, 44730), (1988, 44595), (2130, 41622), (2485, 35676), (2556, 34685), (2973, 29820), (2982, 29730), (3195, 27748), (3964, 22365), (4260, 20811), (4473, 19820), (4955, 17892), (4970, 17838), (5946, 14910), (5964, 14865), (6390, 13874), (6937, 12780), (7455, 11892), (8919, 9940), (8946, 9910)]