254231328

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1$

素因数の和:587

約数の個数: 192

約数和(自身を含む): 795578112

約数和(自身を除く): 541346784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 23, 24, 26, 32, 34, 39, 46, 48, 51, 52, 68, 69, 78, 92, 96, 102, 104, 136, 138, 156, 184, 204, 208, 221, 272, 276, 299, 312, 368, 391, 408, 416, 442, 521, 544, 552, 598, 624, 663, 736, 782, 816, 884, 897, 1042, 1104, 1173, 1196, 1248, 1326, 1563, 1564, 1632, 1768, 1794, 2084, 2208, 2346, 2392, 2652, 3126, 3128, 3536, 3588, 4168, 4692, 4784, 5083, 5304, 6252, 6256, 6773, 7072, 7176, 8336, 8857, 9384, 9568, 10166, 10608, 11983, 12504, 12512, 13546, 14352, 15249, 16672, 17714, 18768, 20319, 20332, 21216, 23966, 25008, 26571, 27092, 28704, 30498, 35428, 35949, 37536, 40638, 40664, 47932, 50016, 53142, 54184, 60996, 70856, 71898, 81276, 81328, 95864, 106284, 108368, 115141, 121992, 141712, 143796, 155779, 162552, 162656, 191728, 203711, 212568, 216736, 230282, 243984, 283424, 287592, 311558, 325104, 345423, 383456, 407422, 425136, 460564, 467337, 487968, 575184, 611133, 623116, 650208, 690846, 814844, 850272, 921128, 934674, 1150368, 1222266, 1246232, 1381692, 1629688, 1842256, 1869348, 2444532, 2492464, 2648243, 2763384, 3259376, 3684512, 3738696, 4889064, 4984928, 5296486, 5526768, 6518752, 7477392, 7944729, 9778128, 10592972, 11053536, 14954784, 15889458, 19556256, 21185944, 31778916, 42371888, 63557832, 84743776, 127115664, 254231328]

約数ペア:

[(1, 254231328), (2, 127115664), (3, 84743776), (4, 63557832), (6, 42371888), (8, 31778916), (12, 21185944), (13, 19556256), (16, 15889458), (17, 14954784), (23, 11053536), (24, 10592972), (26, 9778128), (32, 7944729), (34, 7477392), (39, 6518752), (46, 5526768), (48, 5296486), (51, 4984928), (52, 4889064), (68, 3738696), (69, 3684512), (78, 3259376), (92, 2763384), (96, 2648243), (102, 2492464), (104, 2444532), (136, 1869348), (138, 1842256), (156, 1629688), (184, 1381692), (204, 1246232), (208, 1222266), (221, 1150368), (272, 934674), (276, 921128), (299, 850272), (312, 814844), (368, 690846), (391, 650208), (408, 623116), (416, 611133), (442, 575184), (521, 487968), (544, 467337), (552, 460564), (598, 425136), (624, 407422), (663, 383456), (736, 345423), (782, 325104), (816, 311558), (884, 287592), (897, 283424), (1042, 243984), (1104, 230282), (1173, 216736), (1196, 212568), (1248, 203711), (1326, 191728), (1563, 162656), (1564, 162552), (1632, 155779), (1768, 143796), (1794, 141712), (2084, 121992), (2208, 115141), (2346, 108368), (2392, 106284), (2652, 95864), (3126, 81328), (3128, 81276), (3536, 71898), (3588, 70856), (4168, 60996), (4692, 54184), (4784, 53142), (5083, 50016), (5304, 47932), (6252, 40664), (6256, 40638), (6773, 37536), (7072, 35949), (7176, 35428), (8336, 30498), (8857, 28704), (9384, 27092), (9568, 26571), (10166, 25008), (10608, 23966), (11983, 21216), (12504, 20332), (12512, 20319), (13546, 18768), (14352, 17714), (15249, 16672)]