1287279360

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{853}}^1$

素因数の和:1011

約数の個数: 216

約数和(自身を含む): 4493112624

約数和(自身を除く): 3205833264

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 131, 144, 160, 180, 192, 240, 256, 262, 288, 320, 360, 384, 393, 480, 524, 576, 640, 655, 720, 768, 786, 853, 960, 1048, 1152, 1179, 1280, 1310, 1440, 1572, 1706, 1920, 1965, 2096, 2304, 2358, 2559, 2620, 2880, 3144, 3412, 3840, 3930, 4192, 4265, 4716, 5118, 5240, 5760, 5895, 6288, 6824, 7677, 7860, 8384, 8530, 9432, 10236, 10480, 11520, 11790, 12576, 12795, 13648, 15354, 15720, 16768, 17060, 18864, 20472, 20960, 23580, 25152, 25590, 27296, 30708, 31440, 33536, 34120, 37728, 38385, 40944, 41920, 47160, 50304, 51180, 54592, 61416, 62880, 68240, 75456, 76770, 81888, 83840, 94320, 100608, 102360, 109184, 111743, 122832, 125760, 136480, 150912, 153540, 163776, 167680, 188640, 204720, 218368, 223486, 245664, 251520, 272960, 301824, 307080, 327552, 335229, 377280, 409440, 446972, 491328, 503040, 545920, 558715, 614160, 655104, 670458, 754560, 818880, 893944, 982656, 1005687, 1091840, 1117430, 1228320, 1340916, 1509120, 1637760, 1676145, 1787888, 1965312, 2011374, 2234860, 2456640, 2681832, 3275520, 3352290, 3575776, 4022748, 4469720, 4913280, 5028435, 5363664, 6704580, 7151552, 8045496, 8939440, 9826560, 10056870, 10727328, 13409160, 14303104, 16090992, 17878880, 20113740, 21454656, 26818320, 28606208, 32181984, 35757760, 40227480, 42909312, 53636640, 64363968, 71515520, 80454960, 85818624, 107273280, 128727936, 143031040, 160909920, 214546560, 257455872, 321819840, 429093120, 643639680, 1287279360]

約数ペア:

[(1, 1287279360), (2, 643639680), (3, 429093120), (4, 321819840), (5, 257455872), (6, 214546560), (8, 160909920), (9, 143031040), (10, 128727936), (12, 107273280), (15, 85818624), (16, 80454960), (18, 71515520), (20, 64363968), (24, 53636640), (30, 42909312), (32, 40227480), (36, 35757760), (40, 32181984), (45, 28606208), (48, 26818320), (60, 21454656), (64, 20113740), (72, 17878880), (80, 16090992), (90, 14303104), (96, 13409160), (120, 10727328), (128, 10056870), (131, 9826560), (144, 8939440), (160, 8045496), (180, 7151552), (192, 6704580), (240, 5363664), (256, 5028435), (262, 4913280), (288, 4469720), (320, 4022748), (360, 3575776), (384, 3352290), (393, 3275520), (480, 2681832), (524, 2456640), (576, 2234860), (640, 2011374), (655, 1965312), (720, 1787888), (768, 1676145), (786, 1637760), (853, 1509120), (960, 1340916), (1048, 1228320), (1152, 1117430), (1179, 1091840), (1280, 1005687), (1310, 982656), (1440, 893944), (1572, 818880), (1706, 754560), (1920, 670458), (1965, 655104), (2096, 614160), (2304, 558715), (2358, 545920), (2559, 503040), (2620, 491328), (2880, 446972), (3144, 409440), (3412, 377280), (3840, 335229), (3930, 327552), (4192, 307080), (4265, 301824), (4716, 272960), (5118, 251520), (5240, 245664), (5760, 223486), (5895, 218368), (6288, 204720), (6824, 188640), (7677, 167680), (7860, 163776), (8384, 153540), (8530, 150912), (9432, 136480), (10236, 125760), (10480, 122832), (11520, 111743), (11790, 109184), (12576, 102360), (12795, 100608), (13648, 94320), (15354, 83840), (15720, 81888), (16768, 76770), (17060, 75456), (18864, 68240), (20472, 62880), (20960, 61416), (23580, 54592), (25152, 51180), (25590, 50304), (27296, 47160), (30708, 41920), (31440, 40944), (33536, 38385), (34120, 37728)]