281628480

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{5987}}^1$

素因数の和:6021

約数の個数: 168

約数和(自身を含む): 1040331168

約数和(自身を除く): 758702688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1960, 2240, 2352, 2940, 3136, 3360, 3920, 4704, 5880, 5987, 6720, 7840, 9408, 11760, 11974, 15680, 17961, 23520, 23948, 29935, 35922, 41909, 47040, 47896, 59870, 71844, 83818, 89805, 95792, 119740, 125727, 143688, 167636, 179610, 191584, 209545, 239480, 251454, 287376, 293363, 335272, 359220, 383168, 419090, 478960, 502908, 574752, 586726, 628635, 670544, 718440, 838180, 880089, 957920, 1005816, 1149504, 1173452, 1257270, 1341088, 1436880, 1466815, 1676360, 1760178, 1915840, 2011632, 2346904, 2514540, 2682176, 2873760, 2933630, 3352720, 3520356, 4023264, 4400445, 4693808, 5029080, 5747520, 5867260, 6705440, 7040712, 8046528, 8800890, 9387616, 10058160, 11734520, 13410880, 14081424, 17601780, 18775232, 20116320, 23469040, 28162848, 35203560, 40232640, 46938080, 56325696, 70407120, 93876160, 140814240, 281628480]

約数ペア:

[(1, 281628480), (2, 140814240), (3, 93876160), (4, 70407120), (5, 56325696), (6, 46938080), (7, 40232640), (8, 35203560), (10, 28162848), (12, 23469040), (14, 20116320), (15, 18775232), (16, 17601780), (20, 14081424), (21, 13410880), (24, 11734520), (28, 10058160), (30, 9387616), (32, 8800890), (35, 8046528), (40, 7040712), (42, 6705440), (48, 5867260), (49, 5747520), (56, 5029080), (60, 4693808), (64, 4400445), (70, 4023264), (80, 3520356), (84, 3352720), (96, 2933630), (98, 2873760), (105, 2682176), (112, 2514540), (120, 2346904), (140, 2011632), (147, 1915840), (160, 1760178), (168, 1676360), (192, 1466815), (196, 1436880), (210, 1341088), (224, 1257270), (240, 1173452), (245, 1149504), (280, 1005816), (294, 957920), (320, 880089), (336, 838180), (392, 718440), (420, 670544), (448, 628635), (480, 586726), (490, 574752), (560, 502908), (588, 478960), (672, 419090), (735, 383168), (784, 359220), (840, 335272), (960, 293363), (980, 287376), (1120, 251454), (1176, 239480), (1344, 209545), (1470, 191584), (1568, 179610), (1680, 167636), (1960, 143688), (2240, 125727), (2352, 119740), (2940, 95792), (3136, 89805), (3360, 83818), (3920, 71844), (4704, 59870), (5880, 47896), (5987, 47040), (6720, 41909), (7840, 35922), (9408, 29935), (11760, 23948), (11974, 23520), (15680, 17961)]