268589580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:485

約数の個数: 192

約数和(自身を含む): 907468800

約数和(自身を除く): 638879220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 343, 372, 420, 421, 434, 465, 490, 588, 620, 651, 686, 735, 842, 868, 930, 980, 1029, 1085, 1263, 1302, 1372, 1470, 1519, 1684, 1715, 1860, 2058, 2105, 2170, 2526, 2604, 2940, 2947, 3038, 3255, 3430, 4116, 4210, 4340, 4557, 5052, 5145, 5894, 6076, 6315, 6510, 6860, 7595, 8420, 8841, 9114, 10290, 10633, 11788, 12630, 13020, 13051, 14735, 15190, 17682, 18228, 20580, 20629, 21266, 22785, 25260, 26102, 29470, 30380, 31899, 35364, 39153, 41258, 42532, 44205, 45570, 52204, 53165, 58940, 61887, 63798, 65255, 78306, 82516, 88410, 91140, 91357, 103145, 106330, 123774, 127596, 130510, 144403, 156612, 159495, 176820, 182714, 195765, 206290, 212660, 247548, 261020, 274071, 288806, 309435, 318990, 365428, 391530, 412580, 433209, 456785, 548142, 577612, 618870, 637980, 639499, 722015, 783060, 866418, 913570, 1096284, 1237740, 1278998, 1370355, 1444030, 1732836, 1827140, 1918497, 2166045, 2557996, 2740710, 2888060, 3197495, 3836994, 4332090, 4476493, 5481420, 6394990, 7673988, 8664180, 8952986, 9592485, 12789980, 13429479, 17905972, 19184970, 22382465, 26858958, 38369940, 44764930, 53717916, 67147395, 89529860, 134294790, 268589580]

約数ペア:

[(1, 268589580), (2, 134294790), (3, 89529860), (4, 67147395), (5, 53717916), (6, 44764930), (7, 38369940), (10, 26858958), (12, 22382465), (14, 19184970), (15, 17905972), (20, 13429479), (21, 12789980), (28, 9592485), (30, 8952986), (31, 8664180), (35, 7673988), (42, 6394990), (49, 5481420), (60, 4476493), (62, 4332090), (70, 3836994), (84, 3197495), (93, 2888060), (98, 2740710), (105, 2557996), (124, 2166045), (140, 1918497), (147, 1827140), (155, 1732836), (186, 1444030), (196, 1370355), (210, 1278998), (217, 1237740), (245, 1096284), (294, 913570), (310, 866418), (343, 783060), (372, 722015), (420, 639499), (421, 637980), (434, 618870), (465, 577612), (490, 548142), (588, 456785), (620, 433209), (651, 412580), (686, 391530), (735, 365428), (842, 318990), (868, 309435), (930, 288806), (980, 274071), (1029, 261020), (1085, 247548), (1263, 212660), (1302, 206290), (1372, 195765), (1470, 182714), (1519, 176820), (1684, 159495), (1715, 156612), (1860, 144403), (2058, 130510), (2105, 127596), (2170, 123774), (2526, 106330), (2604, 103145), (2940, 91357), (2947, 91140), (3038, 88410), (3255, 82516), (3430, 78306), (4116, 65255), (4210, 63798), (4340, 61887), (4557, 58940), (5052, 53165), (5145, 52204), (5894, 45570), (6076, 44205), (6315, 42532), (6510, 41258), (6860, 39153), (7595, 35364), (8420, 31899), (8841, 30380), (9114, 29470), (10290, 26102), (10633, 25260), (11788, 22785), (12630, 21266), (13020, 20629), (13051, 20580), (14735, 18228), (15190, 17682)]