1289222400

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{809}}^1$

素因数の和:921

約数の個数: 216

約数和(自身を含む): 4311286560

約数和(自身を除く): 3022064160

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, 83, 96, 100, 120, 128, 150, 160, 166, 192, 200, 240, 249, 256, 300, 320, 332, 384, 400, 415, 480, 498, 600, 640, 664, 768, 800, 809, 830, 960, 996, 1200, 1245, 1280, 1328, 1600, 1618, 1660, 1920, 1992, 2075, 2400, 2427, 2490, 2656, 3200, 3236, 3320, 3840, 3984, 4045, 4150, 4800, 4854, 4980, 5312, 6225, 6400, 6472, 6640, 7968, 8090, 8300, 9600, 9708, 9960, 10624, 12135, 12450, 12944, 13280, 15936, 16180, 16600, 19200, 19416, 19920, 20225, 21248, 24270, 24900, 25888, 26560, 31872, 32360, 33200, 38832, 39840, 40450, 48540, 49800, 51776, 53120, 60675, 63744, 64720, 66400, 67147, 77664, 79680, 80900, 97080, 99600, 103552, 106240, 121350, 129440, 132800, 134294, 155328, 159360, 161800, 194160, 199200, 201441, 207104, 242700, 258880, 265600, 268588, 310656, 318720, 323600, 335735, 388320, 398400, 402882, 485400, 517760, 531200, 537176, 621312, 647200, 671470, 776640, 796800, 805764, 970800, 1007205, 1035520, 1074352, 1294400, 1342940, 1553280, 1593600, 1611528, 1678675, 1941600, 2014410, 2148704, 2588800, 2685880, 3106560, 3223056, 3357350, 3883200, 4028820, 4297408, 5036025, 5177600, 5371760, 6446112, 6714700, 7766400, 8057640, 8594816, 10072050, 10743520, 12892224, 13429400, 15532800, 16115280, 17189632, 20144100, 21487040, 25784448, 26858800, 32230560, 40288200, 42974080, 51568896, 53717600, 64461120, 80576400, 85948160, 107435200, 128922240, 161152800, 214870400, 257844480, 322305600, 429740800, 644611200, 1289222400]

約数ペア:

[(1, 1289222400), (2, 644611200), (3, 429740800), (4, 322305600), (5, 257844480), (6, 214870400), (8, 161152800), (10, 128922240), (12, 107435200), (15, 85948160), (16, 80576400), (20, 64461120), (24, 53717600), (25, 51568896), (30, 42974080), (32, 40288200), (40, 32230560), (48, 26858800), (50, 25784448), (60, 21487040), (64, 20144100), (75, 17189632), (80, 16115280), (83, 15532800), (96, 13429400), (100, 12892224), (120, 10743520), (128, 10072050), (150, 8594816), (160, 8057640), (166, 7766400), (192, 6714700), (200, 6446112), (240, 5371760), (249, 5177600), (256, 5036025), (300, 4297408), (320, 4028820), (332, 3883200), (384, 3357350), (400, 3223056), (415, 3106560), (480, 2685880), (498, 2588800), (600, 2148704), (640, 2014410), (664, 1941600), (768, 1678675), (800, 1611528), (809, 1593600), (830, 1553280), (960, 1342940), (996, 1294400), (1200, 1074352), (1245, 1035520), (1280, 1007205), (1328, 970800), (1600, 805764), (1618, 796800), (1660, 776640), (1920, 671470), (1992, 647200), (2075, 621312), (2400, 537176), (2427, 531200), (2490, 517760), (2656, 485400), (3200, 402882), (3236, 398400), (3320, 388320), (3840, 335735), (3984, 323600), (4045, 318720), (4150, 310656), (4800, 268588), (4854, 265600), (4980, 258880), (5312, 242700), (6225, 207104), (6400, 201441), (6472, 199200), (6640, 194160), (7968, 161800), (8090, 159360), (8300, 155328), (9600, 134294), (9708, 132800), (9960, 129440), (10624, 121350), (12135, 106240), (12450, 103552), (12944, 99600), (13280, 97080), (15936, 80900), (16180, 79680), (16600, 77664), (19200, 67147), (19416, 66400), (19920, 64720), (20225, 63744), (21248, 60675), (24270, 53120), (24900, 51776), (25888, 49800), (26560, 48540), (31872, 40450), (32360, 39840), (33200, 38832)]