51996420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1423}}^1$

素因数の和:1474

約数の個数: 144

約数和(自身を含む): 186600960

約数和(自身を除く): 134604540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 435, 522, 580, 609, 630, 812, 870, 1015, 1044, 1218, 1260, 1305, 1423, 1740, 1827, 2030, 2436, 2610, 2846, 3045, 3654, 4060, 4269, 5220, 5692, 6090, 7115, 7308, 8538, 9135, 9961, 12180, 12807, 14230, 17076, 18270, 19922, 21345, 25614, 28460, 29883, 36540, 39844, 41267, 42690, 49805, 51228, 59766, 64035, 82534, 85380, 89649, 99610, 119532, 123801, 128070, 149415, 165068, 179298, 199220, 206335, 247602, 256140, 288869, 298830, 358596, 371403, 412670, 448245, 495204, 577738, 597660, 619005, 742806, 825340, 866607, 896490, 1155476, 1238010, 1444345, 1485612, 1733214, 1792980, 1857015, 2476020, 2599821, 2888690, 3466428, 3714030, 4333035, 5199642, 5777380, 7428060, 8666070, 10399284, 12999105, 17332140, 25998210, 51996420]

約数ペア:

[(1, 51996420), (2, 25998210), (3, 17332140), (4, 12999105), (5, 10399284), (6, 8666070), (7, 7428060), (9, 5777380), (10, 5199642), (12, 4333035), (14, 3714030), (15, 3466428), (18, 2888690), (20, 2599821), (21, 2476020), (28, 1857015), (29, 1792980), (30, 1733214), (35, 1485612), (36, 1444345), (42, 1238010), (45, 1155476), (58, 896490), (60, 866607), (63, 825340), (70, 742806), (84, 619005), (87, 597660), (90, 577738), (105, 495204), (116, 448245), (126, 412670), (140, 371403), (145, 358596), (174, 298830), (180, 288869), (203, 256140), (210, 247602), (252, 206335), (261, 199220), (290, 179298), (315, 165068), (348, 149415), (406, 128070), (420, 123801), (435, 119532), (522, 99610), (580, 89649), (609, 85380), (630, 82534), (812, 64035), (870, 59766), (1015, 51228), (1044, 49805), (1218, 42690), (1260, 41267), (1305, 39844), (1423, 36540), (1740, 29883), (1827, 28460), (2030, 25614), (2436, 21345), (2610, 19922), (2846, 18270), (3045, 17076), (3654, 14230), (4060, 12807), (4269, 12180), (5220, 9961), (5692, 9135), (6090, 8538), (7115, 7308)]