254993760

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{617}}^1$

素因数の和:686

約数の個数: 288

約数和(自身を含む): 1020382272

約数和(自身を除く): 765388512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 41, 42, 45, 48, 56, 60, 63, 70, 72, 80, 82, 84, 90, 96, 105, 112, 120, 123, 126, 140, 144, 160, 164, 168, 180, 205, 210, 224, 240, 246, 252, 280, 287, 288, 315, 328, 336, 360, 369, 410, 420, 480, 492, 504, 560, 574, 615, 617, 630, 656, 672, 720, 738, 820, 840, 861, 984, 1008, 1120, 1148, 1230, 1234, 1260, 1312, 1435, 1440, 1476, 1640, 1680, 1722, 1845, 1851, 1968, 2016, 2296, 2460, 2468, 2520, 2583, 2870, 2952, 3085, 3280, 3360, 3444, 3690, 3702, 3936, 4305, 4319, 4592, 4920, 4936, 5040, 5166, 5553, 5740, 5904, 6170, 6560, 6888, 7380, 7404, 8610, 8638, 9184, 9255, 9840, 9872, 10080, 10332, 11106, 11480, 11808, 12340, 12915, 12957, 13776, 14760, 14808, 17220, 17276, 18510, 19680, 19744, 20664, 21595, 22212, 22960, 24680, 25297, 25830, 25914, 27552, 27765, 29520, 29616, 34440, 34552, 37020, 38871, 41328, 43190, 44424, 45920, 49360, 50594, 51660, 51828, 55530, 59040, 59232, 64785, 68880, 69104, 74040, 75891, 77742, 82656, 86380, 88848, 98720, 101188, 103320, 103656, 111060, 126485, 129570, 137760, 138208, 148080, 151782, 155484, 172760, 177079, 177696, 194355, 202376, 206640, 207312, 222120, 227673, 252970, 259140, 296160, 303564, 310968, 345520, 354158, 379455, 388710, 404752, 413280, 414624, 444240, 455346, 505940, 518280, 531237, 607128, 621936, 691040, 708316, 758910, 777420, 809504, 885395, 888480, 910692, 1011880, 1036560, 1062474, 1138365, 1214256, 1243872, 1416632, 1517820, 1554840, 1593711, 1770790, 1821384, 2023760, 2073120, 2124948, 2276730, 2428512, 2656185, 2833264, 3035640, 3109680, 3187422, 3541580, 3642768, 4047520, 4249896, 4553460, 5312370, 5666528, 6071280, 6219360, 6374844, 7083160, 7285536, 7968555, 8499792, 9106920, 10624740, 12142560, 12749688, 14166320, 15937110, 16999584, 18213840, 21249480, 25499376, 28332640, 31874220, 36427680, 42498960, 50998752, 63748440, 84997920, 127496880, 254993760]

約数ペア:

[(1, 254993760), (2, 127496880), (3, 84997920), (4, 63748440), (5, 50998752), (6, 42498960), (7, 36427680), (8, 31874220), (9, 28332640), (10, 25499376), (12, 21249480), (14, 18213840), (15, 16999584), (16, 15937110), (18, 14166320), (20, 12749688), (21, 12142560), (24, 10624740), (28, 9106920), (30, 8499792), (32, 7968555), (35, 7285536), (36, 7083160), (40, 6374844), (41, 6219360), (42, 6071280), (45, 5666528), (48, 5312370), (56, 4553460), (60, 4249896), (63, 4047520), (70, 3642768), (72, 3541580), (80, 3187422), (82, 3109680), (84, 3035640), (90, 2833264), (96, 2656185), (105, 2428512), (112, 2276730), (120, 2124948), (123, 2073120), (126, 2023760), (140, 1821384), (144, 1770790), (160, 1593711), (164, 1554840), (168, 1517820), (180, 1416632), (205, 1243872), (210, 1214256), (224, 1138365), (240, 1062474), (246, 1036560), (252, 1011880), (280, 910692), (287, 888480), (288, 885395), (315, 809504), (328, 777420), (336, 758910), (360, 708316), (369, 691040), (410, 621936), (420, 607128), (480, 531237), (492, 518280), (504, 505940), (560, 455346), (574, 444240), (615, 414624), (617, 413280), (630, 404752), (656, 388710), (672, 379455), (720, 354158), (738, 345520), (820, 310968), (840, 303564), (861, 296160), (984, 259140), (1008, 252970), (1120, 227673), (1148, 222120), (1230, 207312), (1234, 206640), (1260, 202376), (1312, 194355), (1435, 177696), (1440, 177079), (1476, 172760), (1640, 155484), (1680, 151782), (1722, 148080), (1845, 138208), (1851, 137760), (1968, 129570), (2016, 126485), (2296, 111060), (2460, 103656), (2468, 103320), (2520, 101188), (2583, 98720), (2870, 88848), (2952, 86380), (3085, 82656), (3280, 77742), (3360, 75891), (3444, 74040), (3690, 69104), (3702, 68880), (3936, 64785), (4305, 59232), (4319, 59040), (4592, 55530), (4920, 51828), (4936, 51660), (5040, 50594), (5166, 49360), (5553, 45920), (5740, 44424), (5904, 43190), (6170, 41328), (6560, 38871), (6888, 37020), (7380, 34552), (7404, 34440), (8610, 29616), (8638, 29520), (9184, 27765), (9255, 27552), (9840, 25914), (9872, 25830), (10080, 25297), (10332, 24680), (11106, 22960), (11480, 22212), (11808, 21595), (12340, 20664), (12915, 19744), (12957, 19680), (13776, 18510), (14760, 17276), (14808, 17220)]