1278748800

素因数分解:

$2^7\times 3^2\times 5^2\times 7^1\times {\mathrm{6343}}^1$

素因数の和:6380

約数の個数: 288

約数和(自身を含む): 5215529280

約数和(自身を除く): 3936780480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 64, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 126, 128, 140, 144, 150, 160, 168, 175, 180, 192, 200, 210, 224, 225, 240, 252, 280, 288, 300, 315, 320, 336, 350, 360, 384, 400, 420, 448, 450, 480, 504, 525, 560, 576, 600, 630, 640, 672, 700, 720, 800, 840, 896, 900, 960, 1008, 1050, 1120, 1152, 1200, 1260, 1344, 1400, 1440, 1575, 1600, 1680, 1800, 1920, 2016, 2100, 2240, 2400, 2520, 2688, 2800, 2880, 3150, 3200, 3360, 3600, 4032, 4200, 4480, 4800, 5040, 5600, 5760, 6300, 6343, 6720, 7200, 8064, 8400, 9600, 10080, 11200, 12600, 12686, 13440, 14400, 16800, 19029, 20160, 22400, 25200, 25372, 28800, 31715, 33600, 38058, 40320, 44401, 50400, 50744, 57087, 63430, 67200, 76116, 88802, 95145, 100800, 101488, 114174, 126860, 133203, 152232, 158575, 177604, 190290, 201600, 202976, 222005, 228348, 253720, 266406, 285435, 304464, 317150, 355208, 380580, 399609, 405952, 444010, 456696, 475725, 507440, 532812, 570870, 608928, 634300, 666015, 710416, 761160, 799218, 811904, 888020, 913392, 951450, 1014880, 1065624, 1110025, 1141740, 1217856, 1268600, 1332030, 1420832, 1427175, 1522320, 1598436, 1776040, 1826784, 1902900, 1998045, 2029760, 2131248, 2220050, 2283480, 2435712, 2537200, 2664060, 2841664, 2854350, 3044640, 3196872, 3330075, 3552080, 3653568, 3805800, 3996090, 4059520, 4262496, 4440100, 4566960, 5074400, 5328120, 5683328, 5708700, 6089280, 6393744, 6660150, 7104160, 7307136, 7611600, 7992180, 8524992, 8880200, 9133920, 9990225, 10148800, 10656240, 11417400, 12178560, 12787488, 13320300, 14208320, 15223200, 15984360, 17049984, 17760400, 18267840, 19980450, 20297600, 21312480, 22834800, 25574976, 26640600, 28416640, 30446400, 31968720, 35520800, 36535680, 39960900, 42624960, 45669600, 51149952, 53281200, 60892800, 63937440, 71041600, 79921800, 85249920, 91339200, 106562400, 127874880, 142083200, 159843600, 182678400, 213124800, 255749760, 319687200, 426249600, 639374400, 1278748800]

約数ペア:

[(1, 1278748800), (2, 639374400), (3, 426249600), (4, 319687200), (5, 255749760), (6, 213124800), (7, 182678400), (8, 159843600), (9, 142083200), (10, 127874880), (12, 106562400), (14, 91339200), (15, 85249920), (16, 79921800), (18, 71041600), (20, 63937440), (21, 60892800), (24, 53281200), (25, 51149952), (28, 45669600), (30, 42624960), (32, 39960900), (35, 36535680), (36, 35520800), (40, 31968720), (42, 30446400), (45, 28416640), (48, 26640600), (50, 25574976), (56, 22834800), (60, 21312480), (63, 20297600), (64, 19980450), (70, 18267840), (72, 17760400), (75, 17049984), (80, 15984360), (84, 15223200), (90, 14208320), (96, 13320300), (100, 12787488), (105, 12178560), (112, 11417400), (120, 10656240), (126, 10148800), (128, 9990225), (140, 9133920), (144, 8880200), (150, 8524992), (160, 7992180), (168, 7611600), (175, 7307136), (180, 7104160), (192, 6660150), (200, 6393744), (210, 6089280), (224, 5708700), (225, 5683328), (240, 5328120), (252, 5074400), (280, 4566960), (288, 4440100), (300, 4262496), (315, 4059520), (320, 3996090), (336, 3805800), (350, 3653568), (360, 3552080), (384, 3330075), (400, 3196872), (420, 3044640), (448, 2854350), (450, 2841664), (480, 2664060), (504, 2537200), (525, 2435712), (560, 2283480), (576, 2220050), (600, 2131248), (630, 2029760), (640, 1998045), (672, 1902900), (700, 1826784), (720, 1776040), (800, 1598436), (840, 1522320), (896, 1427175), (900, 1420832), (960, 1332030), (1008, 1268600), (1050, 1217856), (1120, 1141740), (1152, 1110025), (1200, 1065624), (1260, 1014880), (1344, 951450), (1400, 913392), (1440, 888020), (1575, 811904), (1600, 799218), (1680, 761160), (1800, 710416), (1920, 666015), (2016, 634300), (2100, 608928), (2240, 570870), (2400, 532812), (2520, 507440), (2688, 475725), (2800, 456696), (2880, 444010), (3150, 405952), (3200, 399609), (3360, 380580), (3600, 355208), (4032, 317150), (4200, 304464), (4480, 285435), (4800, 266406), (5040, 253720), (5600, 228348), (5760, 222005), (6300, 202976), (6343, 201600), (6720, 190290), (7200, 177604), (8064, 158575), (8400, 152232), (9600, 133203), (10080, 126860), (11200, 114174), (12600, 101488), (12686, 100800), (13440, 95145), (14400, 88802), (16800, 76116), (19029, 67200), (20160, 63430), (22400, 57087), (25200, 50744), (25372, 50400), (28800, 44401), (31715, 40320), (33600, 38058)]