1257755520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{461}}^1$

素因数の和:526

約数の個数: 384

約数和(自身を含む): 4834922400

約数和(自身を除く): 3577166880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 49, 56, 58, 60, 64, 70, 80, 84, 87, 96, 98, 105, 112, 116, 120, 128, 140, 145, 147, 160, 168, 174, 192, 196, 203, 210, 224, 232, 240, 245, 280, 290, 294, 320, 336, 348, 384, 392, 406, 420, 435, 448, 461, 464, 480, 490, 560, 580, 588, 609, 640, 672, 696, 735, 784, 812, 840, 870, 896, 922, 928, 960, 980, 1015, 1120, 1160, 1176, 1218, 1344, 1383, 1392, 1421, 1470, 1568, 1624, 1680, 1740, 1844, 1856, 1920, 1960, 2030, 2240, 2305, 2320, 2352, 2436, 2688, 2766, 2784, 2842, 2940, 3045, 3136, 3227, 3248, 3360, 3480, 3688, 3712, 3920, 4060, 4263, 4480, 4610, 4640, 4704, 4872, 5532, 5568, 5684, 5880, 6090, 6272, 6454, 6496, 6720, 6915, 6960, 7105, 7376, 7840, 8120, 8526, 9220, 9280, 9408, 9681, 9744, 11064, 11136, 11368, 11760, 12180, 12908, 12992, 13369, 13440, 13830, 13920, 14210, 14752, 15680, 16135, 16240, 17052, 18440, 18560, 18816, 19362, 19488, 21315, 22128, 22589, 22736, 23520, 24360, 25816, 25984, 26738, 27660, 27840, 28420, 29504, 31360, 32270, 32480, 34104, 36880, 38724, 38976, 40107, 42630, 44256, 45178, 45472, 47040, 48405, 48720, 51632, 53476, 55320, 55680, 56840, 59008, 64540, 64960, 66845, 67767, 68208, 73760, 77448, 77952, 80214, 85260, 88512, 90356, 90944, 93583, 94080, 96810, 97440, 103264, 106952, 110640, 112945, 113680, 129080, 129920, 133690, 135534, 136416, 147520, 154896, 160428, 170520, 177024, 180712, 181888, 187166, 193620, 194880, 200535, 206528, 213904, 221280, 225890, 227360, 258160, 267380, 271068, 272832, 280749, 295040, 309792, 320856, 338835, 341040, 361424, 374332, 387240, 389760, 401070, 413056, 427808, 442560, 451780, 454720, 467915, 516320, 534760, 542136, 545664, 561498, 619584, 641712, 655081, 677670, 682080, 722848, 748664, 774480, 802140, 855616, 885120, 903560, 909440, 935830, 1032640, 1069520, 1084272, 1122996, 1239168, 1283424, 1310162, 1355340, 1364160, 1403745, 1445696, 1497328, 1548960, 1604280, 1711232, 1807120, 1871660, 1965243, 2065280, 2139040, 2168544, 2245992, 2566848, 2620324, 2710680, 2728320, 2807490, 2891392, 2994656, 3097920, 3208560, 3275405, 3614240, 3743320, 3930486, 4278080, 4337088, 4491984, 5133696, 5240648, 5421360, 5614980, 5989312, 6195840, 6417120, 6550810, 7228480, 7486640, 7860972, 8556160, 8674176, 8983968, 9826215, 10481296, 10842720, 11229960, 11978624, 12834240, 13101620, 14456960, 14973280, 15721944, 17967936, 19652430, 20962592, 21685440, 22459920, 25668480, 26203240, 29946560, 31443888, 35935872, 39304860, 41925184, 43370880, 44919840, 52406480, 59893120, 62887776, 78609720, 83850368, 89839680, 104812960, 125775552, 157219440, 179679360, 209625920, 251551104, 314438880, 419251840, 628877760, 1257755520]

約数ペア:

[(1, 1257755520), (2, 628877760), (3, 419251840), (4, 314438880), (5, 251551104), (6, 209625920), (7, 179679360), (8, 157219440), (10, 125775552), (12, 104812960), (14, 89839680), (15, 83850368), (16, 78609720), (20, 62887776), (21, 59893120), (24, 52406480), (28, 44919840), (29, 43370880), (30, 41925184), (32, 39304860), (35, 35935872), (40, 31443888), (42, 29946560), (48, 26203240), (49, 25668480), (56, 22459920), (58, 21685440), (60, 20962592), (64, 19652430), (70, 17967936), (80, 15721944), (84, 14973280), (87, 14456960), (96, 13101620), (98, 12834240), (105, 11978624), (112, 11229960), (116, 10842720), (120, 10481296), (128, 9826215), (140, 8983968), (145, 8674176), (147, 8556160), (160, 7860972), (168, 7486640), (174, 7228480), (192, 6550810), (196, 6417120), (203, 6195840), (210, 5989312), (224, 5614980), (232, 5421360), (240, 5240648), (245, 5133696), (280, 4491984), (290, 4337088), (294, 4278080), (320, 3930486), (336, 3743320), (348, 3614240), (384, 3275405), (392, 3208560), (406, 3097920), (420, 2994656), (435, 2891392), (448, 2807490), (461, 2728320), (464, 2710680), (480, 2620324), (490, 2566848), (560, 2245992), (580, 2168544), (588, 2139040), (609, 2065280), (640, 1965243), (672, 1871660), (696, 1807120), (735, 1711232), (784, 1604280), (812, 1548960), (840, 1497328), (870, 1445696), (896, 1403745), (922, 1364160), (928, 1355340), (960, 1310162), (980, 1283424), (1015, 1239168), (1120, 1122996), (1160, 1084272), (1176, 1069520), (1218, 1032640), (1344, 935830), (1383, 909440), (1392, 903560), (1421, 885120), (1470, 855616), (1568, 802140), (1624, 774480), (1680, 748664), (1740, 722848), (1844, 682080), (1856, 677670), (1920, 655081), (1960, 641712), (2030, 619584), (2240, 561498), (2305, 545664), (2320, 542136), (2352, 534760), (2436, 516320), (2688, 467915), (2766, 454720), (2784, 451780), (2842, 442560), (2940, 427808), (3045, 413056), (3136, 401070), (3227, 389760), (3248, 387240), (3360, 374332), (3480, 361424), (3688, 341040), (3712, 338835), (3920, 320856), (4060, 309792), (4263, 295040), (4480, 280749), (4610, 272832), (4640, 271068), (4704, 267380), (4872, 258160), (5532, 227360), (5568, 225890), (5684, 221280), (5880, 213904), (6090, 206528), (6272, 200535), (6454, 194880), (6496, 193620), (6720, 187166), (6915, 181888), (6960, 180712), (7105, 177024), (7376, 170520), (7840, 160428), (8120, 154896), (8526, 147520), (9220, 136416), (9280, 135534), (9408, 133690), (9681, 129920), (9744, 129080), (11064, 113680), (11136, 112945), (11368, 110640), (11760, 106952), (12180, 103264), (12908, 97440), (12992, 96810), (13369, 94080), (13440, 93583), (13830, 90944), (13920, 90356), (14210, 88512), (14752, 85260), (15680, 80214), (16135, 77952), (16240, 77448), (17052, 73760), (18440, 68208), (18560, 67767), (18816, 66845), (19362, 64960), (19488, 64540), (21315, 59008), (22128, 56840), (22589, 55680), (22736, 55320), (23520, 53476), (24360, 51632), (25816, 48720), (25984, 48405), (26738, 47040), (27660, 45472), (27840, 45178), (28420, 44256), (29504, 42630), (31360, 40107), (32270, 38976), (32480, 38724), (34104, 36880)]