1320086400

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{691}}^1$

素因数の和:917

約数の個数: 192

約数和(自身を含む): 4376208000

約数和(自身を除く): 3056121600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 199, 200, 240, 300, 320, 384, 398, 400, 480, 597, 600, 640, 691, 796, 800, 960, 995, 1194, 1200, 1382, 1592, 1600, 1920, 1990, 2073, 2388, 2400, 2764, 2985, 3184, 3200, 3455, 3980, 4146, 4776, 4800, 4975, 5528, 5970, 6368, 6910, 7960, 8292, 9552, 9600, 9950, 10365, 11056, 11940, 12736, 13820, 14925, 15920, 16584, 17275, 19104, 19900, 20730, 22112, 23880, 25472, 27640, 29850, 31840, 33168, 34550, 38208, 39800, 41460, 44224, 47760, 51825, 55280, 59700, 63680, 66336, 69100, 76416, 79600, 82920, 88448, 95520, 103650, 110560, 119400, 127360, 132672, 137509, 138200, 159200, 165840, 191040, 207300, 221120, 238800, 265344, 275018, 276400, 318400, 331680, 382080, 412527, 414600, 442240, 477600, 550036, 552800, 636800, 663360, 687545, 825054, 829200, 955200, 1100072, 1105600, 1326720, 1375090, 1650108, 1658400, 1910400, 2062635, 2200144, 2211200, 2750180, 3300216, 3316800, 3437725, 4125270, 4400288, 5500360, 6600432, 6633600, 6875450, 8250540, 8800576, 10313175, 11000720, 13200864, 13750900, 16501080, 17601152, 20626350, 22001440, 26401728, 27501800, 33002160, 41252700, 44002880, 52803456, 55003600, 66004320, 82505400, 88005760, 110007200, 132008640, 165010800, 220014400, 264017280, 330021600, 440028800, 660043200, 1320086400]

約数ペア:

[(1, 1320086400), (2, 660043200), (3, 440028800), (4, 330021600), (5, 264017280), (6, 220014400), (8, 165010800), (10, 132008640), (12, 110007200), (15, 88005760), (16, 82505400), (20, 66004320), (24, 55003600), (25, 52803456), (30, 44002880), (32, 41252700), (40, 33002160), (48, 27501800), (50, 26401728), (60, 22001440), (64, 20626350), (75, 17601152), (80, 16501080), (96, 13750900), (100, 13200864), (120, 11000720), (128, 10313175), (150, 8800576), (160, 8250540), (192, 6875450), (199, 6633600), (200, 6600432), (240, 5500360), (300, 4400288), (320, 4125270), (384, 3437725), (398, 3316800), (400, 3300216), (480, 2750180), (597, 2211200), (600, 2200144), (640, 2062635), (691, 1910400), (796, 1658400), (800, 1650108), (960, 1375090), (995, 1326720), (1194, 1105600), (1200, 1100072), (1382, 955200), (1592, 829200), (1600, 825054), (1920, 687545), (1990, 663360), (2073, 636800), (2388, 552800), (2400, 550036), (2764, 477600), (2985, 442240), (3184, 414600), (3200, 412527), (3455, 382080), (3980, 331680), (4146, 318400), (4776, 276400), (4800, 275018), (4975, 265344), (5528, 238800), (5970, 221120), (6368, 207300), (6910, 191040), (7960, 165840), (8292, 159200), (9552, 138200), (9600, 137509), (9950, 132672), (10365, 127360), (11056, 119400), (11940, 110560), (12736, 103650), (13820, 95520), (14925, 88448), (15920, 82920), (16584, 79600), (17275, 76416), (19104, 69100), (19900, 66336), (20730, 63680), (22112, 59700), (23880, 55280), (25472, 51825), (27640, 47760), (29850, 44224), (31840, 41460), (33168, 39800), (34550, 38208)]