261542880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6263}}^1$

素因数の和:6313

約数の個数: 144

約数和(自身を含む): 923438880

約数和(自身を除く): 661896000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 696, 720, 870, 928, 1044, 1160, 1305, 1392, 1440, 1740, 2088, 2320, 2610, 2784, 3480, 4176, 4640, 5220, 6263, 6960, 8352, 10440, 12526, 13920, 18789, 20880, 25052, 31315, 37578, 41760, 50104, 56367, 62630, 75156, 93945, 100208, 112734, 125260, 150312, 181627, 187890, 200416, 225468, 250520, 281835, 300624, 363254, 375780, 450936, 501040, 544881, 563670, 601248, 726508, 751560, 901872, 908135, 1002080, 1089762, 1127340, 1453016, 1503120, 1634643, 1803744, 1816270, 2179524, 2254680, 2724405, 2906032, 3006240, 3269286, 3632540, 4359048, 4509360, 5448810, 5812064, 6538572, 7265080, 8173215, 8718096, 9018720, 10897620, 13077144, 14530160, 16346430, 17436192, 21795240, 26154288, 29060320, 32692860, 43590480, 52308576, 65385720, 87180960, 130771440, 261542880]

約数ペア:

[(1, 261542880), (2, 130771440), (3, 87180960), (4, 65385720), (5, 52308576), (6, 43590480), (8, 32692860), (9, 29060320), (10, 26154288), (12, 21795240), (15, 17436192), (16, 16346430), (18, 14530160), (20, 13077144), (24, 10897620), (29, 9018720), (30, 8718096), (32, 8173215), (36, 7265080), (40, 6538572), (45, 5812064), (48, 5448810), (58, 4509360), (60, 4359048), (72, 3632540), (80, 3269286), (87, 3006240), (90, 2906032), (96, 2724405), (116, 2254680), (120, 2179524), (144, 1816270), (145, 1803744), (160, 1634643), (174, 1503120), (180, 1453016), (232, 1127340), (240, 1089762), (261, 1002080), (288, 908135), (290, 901872), (348, 751560), (360, 726508), (435, 601248), (464, 563670), (480, 544881), (522, 501040), (580, 450936), (696, 375780), (720, 363254), (870, 300624), (928, 281835), (1044, 250520), (1160, 225468), (1305, 200416), (1392, 187890), (1440, 181627), (1740, 150312), (2088, 125260), (2320, 112734), (2610, 100208), (2784, 93945), (3480, 75156), (4176, 62630), (4640, 56367), (5220, 50104), (6263, 41760), (6960, 37578), (8352, 31315), (10440, 25052), (12526, 20880), (13920, 18789)]