254029440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:531

約数の個数: 256

約数和(自身を含む): 950019840

約数和(自身を除く): 695990400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 41, 42, 48, 56, 60, 64, 70, 80, 82, 84, 96, 105, 112, 120, 123, 128, 140, 160, 164, 168, 192, 205, 210, 224, 240, 246, 280, 287, 320, 328, 336, 384, 410, 420, 448, 461, 480, 492, 560, 574, 615, 640, 656, 672, 820, 840, 861, 896, 922, 960, 984, 1120, 1148, 1230, 1312, 1344, 1383, 1435, 1640, 1680, 1722, 1844, 1920, 1968, 2240, 2296, 2305, 2460, 2624, 2688, 2766, 2870, 3227, 3280, 3360, 3444, 3688, 3936, 4305, 4480, 4592, 4610, 4920, 5248, 5532, 5740, 6454, 6560, 6720, 6888, 6915, 7376, 7872, 8610, 9184, 9220, 9681, 9840, 11064, 11480, 12908, 13120, 13440, 13776, 13830, 14752, 15744, 16135, 17220, 18368, 18440, 18901, 19362, 19680, 22128, 22960, 25816, 26240, 27552, 27660, 29504, 32270, 34440, 36736, 36880, 37802, 38724, 39360, 44256, 45920, 48405, 51632, 55104, 55320, 56703, 59008, 64540, 68880, 73760, 75604, 77448, 78720, 88512, 91840, 94505, 96810, 103264, 110208, 110640, 113406, 129080, 132307, 137760, 147520, 151208, 154896, 177024, 183680, 189010, 193620, 206528, 221280, 226812, 258160, 264614, 275520, 283515, 295040, 302416, 309792, 378020, 387240, 396921, 413056, 442560, 453624, 516320, 529228, 551040, 567030, 604832, 619584, 661535, 756040, 774480, 793842, 885120, 907248, 1032640, 1058456, 1134060, 1209664, 1239168, 1323070, 1512080, 1548960, 1587684, 1814496, 1984605, 2065280, 2116912, 2268120, 2419328, 2646140, 3024160, 3097920, 3175368, 3628992, 3969210, 4233824, 4536240, 5292280, 6048320, 6195840, 6350736, 7257984, 7938420, 8467648, 9072480, 10584560, 12096640, 12701472, 15876840, 16935296, 18144960, 21169120, 25402944, 31753680, 36289920, 42338240, 50805888, 63507360, 84676480, 127014720, 254029440]

約数ペア:

[(1, 254029440), (2, 127014720), (3, 84676480), (4, 63507360), (5, 50805888), (6, 42338240), (7, 36289920), (8, 31753680), (10, 25402944), (12, 21169120), (14, 18144960), (15, 16935296), (16, 15876840), (20, 12701472), (21, 12096640), (24, 10584560), (28, 9072480), (30, 8467648), (32, 7938420), (35, 7257984), (40, 6350736), (41, 6195840), (42, 6048320), (48, 5292280), (56, 4536240), (60, 4233824), (64, 3969210), (70, 3628992), (80, 3175368), (82, 3097920), (84, 3024160), (96, 2646140), (105, 2419328), (112, 2268120), (120, 2116912), (123, 2065280), (128, 1984605), (140, 1814496), (160, 1587684), (164, 1548960), (168, 1512080), (192, 1323070), (205, 1239168), (210, 1209664), (224, 1134060), (240, 1058456), (246, 1032640), (280, 907248), (287, 885120), (320, 793842), (328, 774480), (336, 756040), (384, 661535), (410, 619584), (420, 604832), (448, 567030), (461, 551040), (480, 529228), (492, 516320), (560, 453624), (574, 442560), (615, 413056), (640, 396921), (656, 387240), (672, 378020), (820, 309792), (840, 302416), (861, 295040), (896, 283515), (922, 275520), (960, 264614), (984, 258160), (1120, 226812), (1148, 221280), (1230, 206528), (1312, 193620), (1344, 189010), (1383, 183680), (1435, 177024), (1640, 154896), (1680, 151208), (1722, 147520), (1844, 137760), (1920, 132307), (1968, 129080), (2240, 113406), (2296, 110640), (2305, 110208), (2460, 103264), (2624, 96810), (2688, 94505), (2766, 91840), (2870, 88512), (3227, 78720), (3280, 77448), (3360, 75604), (3444, 73760), (3688, 68880), (3936, 64540), (4305, 59008), (4480, 56703), (4592, 55320), (4610, 55104), (4920, 51632), (5248, 48405), (5532, 45920), (5740, 44256), (6454, 39360), (6560, 38724), (6720, 37802), (6888, 36880), (6915, 36736), (7376, 34440), (7872, 32270), (8610, 29504), (9184, 27660), (9220, 27552), (9681, 26240), (9840, 25816), (11064, 22960), (11480, 22128), (12908, 19680), (13120, 19362), (13440, 18901), (13776, 18440), (13830, 18368), (14752, 17220), (15744, 16135)]