256403616

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:331

約数の個数: 192

約数和(自身を含む): 812851200

約数和(自身を除く): 556447584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 56, 58, 59, 84, 87, 96, 112, 116, 118, 168, 174, 177, 203, 223, 224, 232, 236, 336, 348, 354, 406, 413, 446, 464, 472, 609, 669, 672, 696, 708, 812, 826, 892, 928, 944, 1218, 1239, 1338, 1392, 1416, 1561, 1624, 1652, 1711, 1784, 1888, 2436, 2478, 2676, 2784, 2832, 3122, 3248, 3304, 3422, 3568, 4683, 4872, 4956, 5133, 5352, 5664, 6244, 6467, 6496, 6608, 6844, 7136, 9366, 9744, 9912, 10266, 10704, 11977, 12488, 12934, 13157, 13216, 13688, 18732, 19401, 19488, 19824, 20532, 21408, 23954, 24976, 25868, 26314, 27376, 35931, 37464, 38802, 39471, 39648, 41064, 45269, 47908, 49952, 51736, 52628, 54752, 71862, 74928, 77604, 78942, 82128, 90538, 92099, 95816, 103472, 105256, 135807, 143724, 149856, 155208, 157884, 164256, 181076, 184198, 191632, 206944, 210512, 271614, 276297, 287448, 310416, 315768, 362152, 368396, 381553, 383264, 421024, 543228, 552594, 574896, 620832, 631536, 724304, 736792, 763106, 1086456, 1105188, 1144659, 1149792, 1263072, 1448608, 1473584, 1526212, 2172912, 2210376, 2289318, 2670871, 2947168, 3052424, 4345824, 4420752, 4578636, 5341742, 6104848, 8012613, 8841504, 9157272, 10683484, 12209696, 16025226, 18314544, 21366968, 32050452, 36629088, 42733936, 64100904, 85467872, 128201808, 256403616]

約数ペア:

[(1, 256403616), (2, 128201808), (3, 85467872), (4, 64100904), (6, 42733936), (7, 36629088), (8, 32050452), (12, 21366968), (14, 18314544), (16, 16025226), (21, 12209696), (24, 10683484), (28, 9157272), (29, 8841504), (32, 8012613), (42, 6104848), (48, 5341742), (56, 4578636), (58, 4420752), (59, 4345824), (84, 3052424), (87, 2947168), (96, 2670871), (112, 2289318), (116, 2210376), (118, 2172912), (168, 1526212), (174, 1473584), (177, 1448608), (203, 1263072), (223, 1149792), (224, 1144659), (232, 1105188), (236, 1086456), (336, 763106), (348, 736792), (354, 724304), (406, 631536), (413, 620832), (446, 574896), (464, 552594), (472, 543228), (609, 421024), (669, 383264), (672, 381553), (696, 368396), (708, 362152), (812, 315768), (826, 310416), (892, 287448), (928, 276297), (944, 271614), (1218, 210512), (1239, 206944), (1338, 191632), (1392, 184198), (1416, 181076), (1561, 164256), (1624, 157884), (1652, 155208), (1711, 149856), (1784, 143724), (1888, 135807), (2436, 105256), (2478, 103472), (2676, 95816), (2784, 92099), (2832, 90538), (3122, 82128), (3248, 78942), (3304, 77604), (3422, 74928), (3568, 71862), (4683, 54752), (4872, 52628), (4956, 51736), (5133, 49952), (5352, 47908), (5664, 45269), (6244, 41064), (6467, 39648), (6496, 39471), (6608, 38802), (6844, 37464), (7136, 35931), (9366, 27376), (9744, 26314), (9912, 25868), (10266, 24976), (10704, 23954), (11977, 21408), (12488, 20532), (12934, 19824), (13157, 19488), (13216, 19401), (13688, 18732)]