259966560

素因数分解:

$2^5\times 3^1\times 5^1\times 7^3\times {\mathrm{1579}}^1$

素因数の和:1618

約数の個数: 192

約数和(自身を含む): 955584000

約数和(自身を除く): 695617440

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, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 343, 392, 420, 480, 490, 560, 588, 672, 686, 735, 784, 840, 980, 1029, 1120, 1176, 1372, 1470, 1568, 1579, 1680, 1715, 1960, 2058, 2352, 2744, 2940, 3158, 3360, 3430, 3920, 4116, 4704, 4737, 5145, 5488, 5880, 6316, 6860, 7840, 7895, 8232, 9474, 10290, 10976, 11053, 11760, 12632, 13720, 15790, 16464, 18948, 20580, 22106, 23520, 23685, 25264, 27440, 31580, 32928, 33159, 37896, 41160, 44212, 47370, 50528, 54880, 55265, 63160, 66318, 75792, 77371, 82320, 88424, 94740, 110530, 126320, 132636, 151584, 154742, 164640, 165795, 176848, 189480, 221060, 232113, 252640, 265272, 309484, 331590, 353696, 378960, 386855, 442120, 464226, 530544, 541597, 618968, 663180, 757920, 773710, 884240, 928452, 1061088, 1083194, 1160565, 1237936, 1326360, 1547420, 1624791, 1768480, 1856904, 2166388, 2321130, 2475872, 2652720, 2707985, 3094840, 3249582, 3713808, 4332776, 4642260, 5305440, 5415970, 6189680, 6499164, 7427616, 8123955, 8665552, 9284520, 10831940, 12379360, 12998328, 16247910, 17331104, 18569040, 21663880, 25996656, 32495820, 37138080, 43327760, 51993312, 64991640, 86655520, 129983280, 259966560]

約数ペア:

[(1, 259966560), (2, 129983280), (3, 86655520), (4, 64991640), (5, 51993312), (6, 43327760), (7, 37138080), (8, 32495820), (10, 25996656), (12, 21663880), (14, 18569040), (15, 17331104), (16, 16247910), (20, 12998328), (21, 12379360), (24, 10831940), (28, 9284520), (30, 8665552), (32, 8123955), (35, 7427616), (40, 6499164), (42, 6189680), (48, 5415970), (49, 5305440), (56, 4642260), (60, 4332776), (70, 3713808), (80, 3249582), (84, 3094840), (96, 2707985), (98, 2652720), (105, 2475872), (112, 2321130), (120, 2166388), (140, 1856904), (147, 1768480), (160, 1624791), (168, 1547420), (196, 1326360), (210, 1237936), (224, 1160565), (240, 1083194), (245, 1061088), (280, 928452), (294, 884240), (336, 773710), (343, 757920), (392, 663180), (420, 618968), (480, 541597), (490, 530544), (560, 464226), (588, 442120), (672, 386855), (686, 378960), (735, 353696), (784, 331590), (840, 309484), (980, 265272), (1029, 252640), (1120, 232113), (1176, 221060), (1372, 189480), (1470, 176848), (1568, 165795), (1579, 164640), (1680, 154742), (1715, 151584), (1960, 132636), (2058, 126320), (2352, 110530), (2744, 94740), (2940, 88424), (3158, 82320), (3360, 77371), (3430, 75792), (3920, 66318), (4116, 63160), (4704, 55265), (4737, 54880), (5145, 50528), (5488, 47370), (5880, 44212), (6316, 41160), (6860, 37896), (7840, 33159), (7895, 32928), (8232, 31580), (9474, 27440), (10290, 25264), (10976, 23685), (11053, 23520), (11760, 22106), (12632, 20580), (13720, 18948), (15790, 16464)]